20212509610

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{69698309}}^1$

素因数の和:69698345

約数の個数: 16

約数和(自身を含む): 37637087400

約数和(自身を除く): 17424577790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 69698309, 139396618, 348491545, 696983090, 2021250961, 4042501922, 10106254805, 20212509610]

約数ペア:

[(1, 20212509610), (2, 10106254805), (5, 4042501922), (10, 2021250961), (29, 696983090), (58, 348491545), (145, 139396618), (290, 69698309)]