18900974

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1\times {\mathrm{881}}^1$

素因数の和:1531

約数の個数: 16

約数和(自身を含む): 30100896

約数和(自身を除く): 11199922

約数列:

[1, 2, 17, 34, 631, 881, 1262, 1762, 10727, 14977, 21454, 29954, 555911, 1111822, 9450487, 18900974]

約数ペア:

[(1, 18900974), (2, 9450487), (17, 1111822), (34, 555911), (631, 29954), (881, 21454), (1262, 14977), (1762, 10727)]