18980674

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{3677}}^1$

素因数の和:3797

約数の個数: 16

約数和(自身を含む): 29791800

約数和(自身を除く): 10811126

約数列:

[1, 2, 29, 58, 89, 178, 2581, 3677, 5162, 7354, 106633, 213266, 327253, 654506, 9490337, 18980674]

約数ペア:

[(1, 18980674), (2, 9490337), (29, 654506), (58, 327253), (89, 213266), (178, 106633), (2581, 7354), (3677, 5162)]