19019818

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{1423}}^1$

素因数の和:1629

約数の個数: 16

約数和(自身を含む): 29425536

約数和(自身を除く): 10405718

約数列:

[1, 2, 41, 82, 163, 326, 1423, 2846, 6683, 13366, 58343, 116686, 231949, 463898, 9509909, 19019818]

約数ペア:

[(1, 19019818), (2, 9509909), (41, 463898), (82, 231949), (163, 116686), (326, 58343), (1423, 13366), (2846, 6683)]