18144763

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 24361344

約数和(自身を除く): 6216581

約数列:

[1, 7, 13, 17, 37, 91, 119, 221, 259, 317, 481, 629, 1547, 2219, 3367, 4121, 4403, 5389, 8177, 11729, 28847, 37723, 57239, 70057, 82103, 152477, 199393, 490399, 1067339, 1395751, 2592109, 18144763]

約数ペア:

[(1, 18144763), (7, 2592109), (13, 1395751), (17, 1067339), (37, 490399), (91, 199393), (119, 152477), (221, 82103), (259, 70057), (317, 57239), (481, 37723), (629, 28847), (1547, 11729), (2219, 8177), (3367, 5389), (4121, 4403)]