Q: What is the sum of all factors of the number 2,087,989 excluding 2,087,989?
A: 2,891
The factors of the number 2,087,989 are: 1, 1439, 1451, 2087989.
If you add them up, you will get the total of 2,087,991. Now subtract 2,087,989 to get 2,891