20151238

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1\times {\mathrm{521}}^1$

素因数の和:839

約数の個数: 16

約数和(自身を含む): 30781296

約数和(自身を除く): 10630058

約数列:

[1, 2, 83, 166, 233, 466, 521, 1042, 19339, 38678, 43243, 86486, 121393, 242786, 10075619, 20151238]

約数ペア:

[(1, 20151238), (2, 10075619), (83, 242786), (166, 121393), (233, 86486), (466, 43243), (521, 38678), (1042, 19339)]