18066832

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1663}}^1$

素因数の和:1775

約数の個数: 40

約数和(自身を含む): 40441856

約数和(自身を除く): 22375024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 1663, 2716, 3326, 5432, 6652, 10864, 11641, 13304, 23282, 26608, 46564, 93128, 161311, 186256, 322622, 645244, 1129177, 1290488, 2258354, 2580976, 4516708, 9033416, 18066832]

約数ペア:

[(1, 18066832), (2, 9033416), (4, 4516708), (7, 2580976), (8, 2258354), (14, 1290488), (16, 1129177), (28, 645244), (56, 322622), (97, 186256), (112, 161311), (194, 93128), (388, 46564), (679, 26608), (776, 23282), (1358, 13304), (1552, 11641), (1663, 10864), (2716, 6652), (3326, 5432)]