20435015

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1201}}^1$

素因数の和:1330

約数の個数: 16

約数和(自身を含む): 25443936

約数和(自身を除く): 5008921

約数列:

[1, 5, 41, 83, 205, 415, 1201, 3403, 6005, 17015, 49241, 99683, 246205, 498415, 4087003, 20435015]

約数ペア:

[(1, 20435015), (5, 4087003), (41, 498415), (83, 246205), (205, 99683), (415, 49241), (1201, 17015), (3403, 6005)]