20239550

素因数分解:

$2^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{4877}}^1$

素因数の和:4972

約数の個数: 24

約数和(自身を含む): 38106936

約数和(自身を除く): 17867386

約数列:

[1, 2, 5, 10, 25, 50, 83, 166, 415, 830, 2075, 4150, 4877, 9754, 24385, 48770, 121925, 243850, 404791, 809582, 2023955, 4047910, 10119775, 20239550]

約数ペア:

[(1, 20239550), (2, 10119775), (5, 4047910), (10, 2023955), (25, 809582), (50, 404791), (83, 243850), (166, 121925), (415, 48770), (830, 24385), (2075, 9754), (4150, 4877)]