20415332

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{7219}}^1$

素因数の和:7331

約数の個数: 24

約数和(自身を含む): 41240640

約数和(自身を除く): 20825308

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 7219, 14438, 28876, 50533, 101066, 202132, 729119, 1458238, 2916476, 5103833, 10207666, 20415332]

約数ペア:

[(1, 20415332), (2, 10207666), (4, 5103833), (7, 2916476), (14, 1458238), (28, 729119), (101, 202132), (202, 101066), (404, 50533), (707, 28876), (1414, 14438), (2828, 7219)]