19319998

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{26759}}^1$

素因数の和:26799

約数の個数: 12

約数和(自身を含む): 30586680

約数和(自身を除く): 11266682

約数列:

[1, 2, 19, 38, 361, 722, 26759, 53518, 508421, 1016842, 9659999, 19319998]

約数ペア:

[(1, 19319998), (2, 9659999), (19, 1016842), (38, 508421), (361, 53518), (722, 26759)]