20684036

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{8221}}^1$

素因数の和:8279

約数の個数: 24

約数和(自身を含む): 39366936

約数和(自身を除く): 18682900

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 629, 1258, 2516, 8221, 16442, 32884, 139757, 279514, 304177, 559028, 608354, 1216708, 5171009, 10342018, 20684036]

約数ペア:

[(1, 20684036), (2, 10342018), (4, 5171009), (17, 1216708), (34, 608354), (37, 559028), (68, 304177), (74, 279514), (148, 139757), (629, 32884), (1258, 16442), (2516, 8221)]