Q: What is the sum of all factors of the number 2,086,891 excluding 2,086,891?
A: 2,909
The factors of the number 2,086,891 are: 1, 1289, 1619, 2086891.
If you add them up, you will get the total of 2,086,893. Now subtract 2,086,891 to get 2,909