20256968

素因数分解:

$2^3\times {\mathrm{953}}^1\times {\mathrm{2657}}^1$

素因数の和:3616

約数の個数: 16

約数和(自身を含む): 38035980

約数和(自身を除く): 17779012

約数列:

[1, 2, 4, 8, 953, 1906, 2657, 3812, 5314, 7624, 10628, 21256, 2532121, 5064242, 10128484, 20256968]

約数ペア:

[(1, 20256968), (2, 10128484), (4, 5064242), (8, 2532121), (953, 21256), (1906, 10628), (2657, 7624), (3812, 5314)]