18091480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41117}}^1$

素因数の和:41139

約数の個数: 32

約数和(自身を含む): 44407440

約数和(自身を除く): 26315960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 41117, 82234, 164468, 205585, 328936, 411170, 452287, 822340, 904574, 1644680, 1809148, 2261435, 3618296, 4522870, 9045740, 18091480]

約数ペア:

[(1, 18091480), (2, 9045740), (4, 4522870), (5, 3618296), (8, 2261435), (10, 1809148), (11, 1644680), (20, 904574), (22, 822340), (40, 452287), (44, 411170), (55, 328936), (88, 205585), (110, 164468), (220, 82234), (440, 41117)]