19007600980

素因数分解:

$2^2\times 5^1\times {\mathrm{701}}^1\times {\mathrm{1355749}}^1$

素因数の和:1356459

約数の個数: 24

約数和(自身を含む): 39972933000

約数和(自身を除く): 20965332020

約数列:

[1, 2, 4, 5, 10, 20, 701, 1402, 2804, 3505, 7010, 14020, 1355749, 2711498, 5422996, 6778745, 13557490, 27114980, 950380049, 1900760098, 3801520196, 4751900245, 9503800490, 19007600980]

約数ペア:

[(1, 19007600980), (2, 9503800490), (4, 4751900245), (5, 3801520196), (10, 1900760098), (20, 950380049), (701, 27114980), (1402, 13557490), (2804, 6778745), (3505, 5422996), (7010, 2711498), (14020, 1355749)]