Q: What is the sum of all factors of the number 13,387,890 excluding 13,387,890?
A: 18,743,118
The factors of the number 13,387,890 are: 1, 2, 3, 5, 6, 10, 15, 30, 446263, 892526, 1338789, 2231315, 2677578, 4462630, 6693945, 13387890.
If you add them up, you will get the total of 13,387,908. Now subtract 13,387,890 to get 18,743,118