19042578

素因数分解:

$2^1\times 3^2\times {\mathrm{691}}^1\times {\mathrm{1531}}^1$

素因数の和:2230

約数の個数: 24

約数和(自身を含む): 41345616

約数和(自身を除く): 22303038

約数列:

[1, 2, 3, 6, 9, 18, 691, 1382, 1531, 2073, 3062, 4146, 4593, 6219, 9186, 12438, 13779, 27558, 1057921, 2115842, 3173763, 6347526, 9521289, 19042578]

約数ペア:

[(1, 19042578), (2, 9521289), (3, 6347526), (6, 3173763), (9, 2115842), (18, 1057921), (691, 27558), (1382, 13779), (1531, 12438), (2073, 9186), (3062, 6219), (4146, 4593)]