19218038

素因数分解:

$2^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{7187}}^1$

素因数の和:7387

約数の個数: 16

約数和(自身を含む): 33122304

約数和(自身を除く): 13904266

約数列:

[1, 2, 7, 14, 191, 382, 1337, 2674, 7187, 14374, 50309, 100618, 1372717, 2745434, 9609019, 19218038]

約数ペア:

[(1, 19218038), (2, 9609019), (7, 2745434), (14, 1372717), (191, 100618), (382, 50309), (1337, 14374), (2674, 7187)]