20289676

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{15901}}^1$

素因数の和:15945

約数の個数: 24

約数和(自身を含む): 40073040

約数和(自身を除く): 19783364

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 638, 1276, 15901, 31802, 63604, 174911, 349822, 461129, 699644, 922258, 1844516, 5072419, 10144838, 20289676]

約数ペア:

[(1, 20289676), (2, 10144838), (4, 5072419), (11, 1844516), (22, 922258), (29, 699644), (44, 461129), (58, 349822), (116, 174911), (319, 63604), (638, 31802), (1276, 15901)]