20163644

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{63809}}^1$

素因数の和:63892

約数の個数: 12

約数和(自身を含む): 35733600

約数和(自身を除く): 15569956

約数列:

[1, 2, 4, 79, 158, 316, 63809, 127618, 255236, 5040911, 10081822, 20163644]

約数ペア:

[(1, 20163644), (2, 10081822), (4, 5040911), (79, 255236), (158, 127618), (316, 63809)]