Q: What is the sum of all factors of the number 20,451,431 excluding 20,451,431?
A: 7,009,177
The factors of the number 20,451,431 are: 1, 7, 11, 13, 77, 91, 143, 1001, 20431, 143017, 224741, 265603, 1573187, 1859221, 2921633, 20451431.
If you add them up, you will get the total of 20,451,438. Now subtract 20,451,431 to get 7,009,177