20685532

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43457}}^1$

素因数の和:43485

約数の個数: 24

約数和(自身を含む): 43805664

約数和(自身を除く): 23120132

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 43457, 86914, 173828, 304199, 608398, 738769, 1216796, 1477538, 2955076, 5171383, 10342766, 20685532]

約数ペア:

[(1, 20685532), (2, 10342766), (4, 5171383), (7, 2955076), (14, 1477538), (17, 1216796), (28, 738769), (34, 608398), (68, 304199), (119, 173828), (238, 86914), (476, 43457)]