20471854

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1429}}^1$

素因数の和:1492

約数の個数: 32

約数和(自身を含む): 36036000

約数和(自身を除く): 15564146

約数列:

[1, 2, 13, 19, 26, 29, 38, 58, 247, 377, 494, 551, 754, 1102, 1429, 2858, 7163, 14326, 18577, 27151, 37154, 41441, 54302, 82882, 352963, 538733, 705926, 787379, 1077466, 1574758, 10235927, 20471854]

約数ペア:

[(1, 20471854), (2, 10235927), (13, 1574758), (19, 1077466), (26, 787379), (29, 705926), (38, 538733), (58, 352963), (247, 82882), (377, 54302), (494, 41441), (551, 37154), (754, 27151), (1102, 18577), (1429, 14326), (2858, 7163)]