Have many fan does macbook pro 13’’ 2019 have?

A 13" MBP has only one fan. See what's running (apps and background processes) that's causing your processors to work hard, heat up and leads to higher fan speed:

Activity Monitor User Guide for Mac - Apple Support

paaaaatt wrote:

I found out that my macbook fan work only one side (right side) its really loud and noisy

Try resetting the SMC https://support.apple.com/en-us/HT201295

Keep your Mac notebook within acceptable operating temperatures

https://support.apple.com/en-us/HT201640