20163742

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1\times {\mathrm{523}}^1$

素因数の和:1083

約数の個数: 16

約数和(自身を含む): 31182192

約数和(自身を除く): 11018450

約数列:

[1, 2, 37, 74, 521, 523, 1042, 1046, 19277, 19351, 38554, 38702, 272483, 544966, 10081871, 20163742]

約数ペア:

[(1, 20163742), (2, 10081871), (37, 544966), (74, 272483), (521, 38702), (523, 38554), (1042, 19351), (1046, 19277)]