28187836

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{3803}}^1$

素因数の和:3933

約数の個数: 24

約数和(自身を含む): 52723440

約数和(自身を除く): 24535604

約数列:

[1, 2, 4, 17, 34, 68, 109, 218, 436, 1853, 3706, 3803, 7412, 7606, 15212, 64651, 129302, 258604, 414527, 829054, 1658108, 7046959, 14093918, 28187836]

約数ペア:

[(1, 28187836), (2, 14093918), (4, 7046959), (17, 1658108), (34, 829054), (68, 414527), (109, 258604), (218, 129302), (436, 64651), (1853, 15212), (3706, 7606), (3803, 7412)]