Q: What is the sum of all factors of the number 19,888 excluding 19,888?
A: 22,520
The factors of the number 19,888 are: 1, 2, 4, 8, 11, 16, 22, 44, 88, 113, 176, 226, 452, 904, 1243, 1808, 2486, 4972, 9944, 19888.
If you add them up, you will get the total of 19,910. Now subtract 19,888 to get 22,520