Q: What is the sum of all factors of the number 20,809,209 excluding 20,809,209?
A: 6,936,407
The factors of the number 20,809,209 are: 1, 3, 6936403, 20809209.
If you add them up, you will get the total of 20,809,215. Now subtract 20,809,209 to get 6,936,407