15820374

素因数分解:

$2^1\times 3^1\times {\mathrm{661}}^1\times {\mathrm{3989}}^1$

素因数の和:4655

約数の個数: 16

約数和(自身を含む): 31696560

約数和(自身を除く): 15876186

約数列:

[1, 2, 3, 6, 661, 1322, 1983, 3966, 3989, 7978, 11967, 23934, 2636729, 5273458, 7910187, 15820374]

約数ペア:

[(1, 15820374), (2, 7910187), (3, 5273458), (6, 2636729), (661, 23934), (1322, 11967), (1983, 7978), (3966, 3989)]