18480904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10453}}^1$

素因数の和:10489

約数の個数: 32

約数和(自身を含む): 39516120

約数和(自身を除く): 21035216

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 10453, 20906, 41812, 83624, 135889, 177701, 271778, 355402, 543556, 710804, 1087112, 1421608, 2310113, 4620226, 9240452, 18480904]

約数ペア:

[(1, 18480904), (2, 9240452), (4, 4620226), (8, 2310113), (13, 1421608), (17, 1087112), (26, 710804), (34, 543556), (52, 355402), (68, 271778), (104, 177701), (136, 135889), (221, 83624), (442, 41812), (884, 20906), (1768, 10453)]