18137180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31271}}^1$

素因数の和:31309

約数の個数: 24

約数和(自身を含む): 39402720

約数和(自身を除く): 21265540

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 31271, 62542, 125084, 156355, 312710, 625420, 906859, 1813718, 3627436, 4534295, 9068590, 18137180]

約数ペア:

[(1, 18137180), (2, 9068590), (4, 4534295), (5, 3627436), (10, 1813718), (20, 906859), (29, 625420), (58, 312710), (116, 156355), (145, 125084), (290, 62542), (580, 31271)]