20532638

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:632

約数の個数: 32

約数和(自身を含む): 36840960

約数和(自身を除く): 16308322

約数列:

[1, 2, 7, 14, 29, 58, 103, 203, 206, 406, 491, 721, 982, 1442, 2987, 3437, 5974, 6874, 14239, 20909, 28478, 41818, 50573, 99673, 101146, 199346, 354011, 708022, 1466617, 2933234, 10266319, 20532638]

約数ペア:

[(1, 20532638), (2, 10266319), (7, 2933234), (14, 1466617), (29, 708022), (58, 354011), (103, 199346), (203, 101146), (206, 99673), (406, 50573), (491, 41818), (721, 28478), (982, 20909), (1442, 14239), (2987, 6874), (3437, 5974)]