18193672

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{659}}^1$

素因数の和:718

約数の個数: 64

約数和(自身を含む): 42768000

約数和(自身を除く): 24574328

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 29, 34, 56, 58, 68, 116, 119, 136, 203, 232, 238, 406, 476, 493, 659, 812, 952, 986, 1318, 1624, 1972, 2636, 3451, 3944, 4613, 5272, 6902, 9226, 11203, 13804, 18452, 19111, 22406, 27608, 36904, 38222, 44812, 76444, 78421, 89624, 133777, 152888, 156842, 267554, 313684, 324887, 535108, 627368, 649774, 1070216, 1299548, 2274209, 2599096, 4548418, 9096836, 18193672]

約数ペア:

[(1, 18193672), (2, 9096836), (4, 4548418), (7, 2599096), (8, 2274209), (14, 1299548), (17, 1070216), (28, 649774), (29, 627368), (34, 535108), (56, 324887), (58, 313684), (68, 267554), (116, 156842), (119, 152888), (136, 133777), (203, 89624), (232, 78421), (238, 76444), (406, 44812), (476, 38222), (493, 36904), (659, 27608), (812, 22406), (952, 19111), (986, 18452), (1318, 13804), (1624, 11203), (1972, 9226), (2636, 6902), (3451, 5272), (3944, 4613)]