Q: What is the sum of all factors of the number 11,891 excluding 11,891?
A: 1,933
The factors of the number 11,891 are: 1, 11, 23, 47, 253, 517, 1081, 11891.
If you add them up, you will get the total of 11,892. Now subtract 11,891 to get 1,933