20520106

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1\times {\mathrm{521}}^1$

素因数の和:989

約数の個数: 16

約数和(自身を含む): 31570560

約数和(自身を除く): 11050454

約数列:

[1, 2, 47, 94, 419, 521, 838, 1042, 19693, 24487, 39386, 48974, 218299, 436598, 10260053, 20520106]

約数ペア:

[(1, 20520106), (2, 10260053), (47, 436598), (94, 218299), (419, 48974), (521, 39386), (838, 24487), (1042, 19693)]