Q: What is the sum of all factors of the number 31,213,789 excluding 31,213,789?
A: 1,642,851
The factors of the number 31,213,789 are: 1, 19, 1642831, 31213789.
If you add them up, you will get the total of 31,213,790. Now subtract 31,213,789 to get 1,642,851