20537836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{27457}}^1$

素因数の和:27489

約数の個数: 24

約数和(自身を含む): 41516496

約数和(自身を除く): 20978660

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 187, 374, 748, 27457, 54914, 109828, 302027, 466769, 604054, 933538, 1208108, 1867076, 5134459, 10268918, 20537836]

約数ペア:

[(1, 20537836), (2, 10268918), (4, 5134459), (11, 1867076), (17, 1208108), (22, 933538), (34, 604054), (44, 466769), (68, 302027), (187, 109828), (374, 54914), (748, 27457)]