20171812304

素因数分解:

$2^4\times 7^1\times {\mathrm{180105467}}^1$

素因数の和:180105482

約数の個数: 20

約数和(自身を含む): 44666156064

約数和(自身を除く): 24494343760

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 180105467, 360210934, 720421868, 1260738269, 1440843736, 2521476538, 2881687472, 5042953076, 10085906152, 20171812304]

約数ペア:

[(1, 20171812304), (2, 10085906152), (4, 5042953076), (7, 2881687472), (8, 2521476538), (14, 1440843736), (16, 1260738269), (28, 720421868), (56, 360210934), (112, 180105467)]