20810042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{23071}}^1$

素因数の和:23125

約数の個数: 16

約数和(自身を含む): 34884864

約数和(自身を除く): 14074822

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 23071, 46142, 253781, 507562, 945911, 1891822, 10405021, 20810042]

約数ペア:

[(1, 20810042), (2, 10405021), (11, 1891822), (22, 945911), (41, 507562), (82, 253781), (451, 46142), (902, 23071)]