20525674

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{11119}}^1$

素因数の和:11205

約数の個数: 16

約数和(自身を含む): 33626880

約数和(自身を除く): 13101206

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 11119, 22238, 144547, 289094, 789449, 1578898, 10262837, 20525674]

約数ペア:

[(1, 20525674), (2, 10262837), (13, 1578898), (26, 789449), (71, 289094), (142, 144547), (923, 22238), (1846, 11119)]