20625148

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{10459}}^1$

素因数の和:10509

約数の個数: 24

約数和(自身を含む): 39538800

約数和(自身を除く): 18913652

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 116, 493, 986, 1972, 10459, 20918, 41836, 177803, 303311, 355606, 606622, 711212, 1213244, 5156287, 10312574, 20625148]

約数ペア:

[(1, 20625148), (2, 10312574), (4, 5156287), (17, 1213244), (29, 711212), (34, 606622), (58, 355606), (68, 303311), (116, 177803), (493, 41836), (986, 20918), (1972, 10459)]