20518968

素因数分解:

$2^3\times 3^1\times {\mathrm{854957}}^1$

素因数の和:854966

約数の個数: 16

約数和(自身を含む): 51297480

約数和(自身を除く): 30778512

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 854957, 1709914, 2564871, 3419828, 5129742, 6839656, 10259484, 20518968]

約数ペア:

[(1, 20518968), (2, 10259484), (3, 6839656), (4, 5129742), (6, 3419828), (8, 2564871), (12, 1709914), (24, 854957)]