20734238

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{31511}}^1$

素因数の和:31567

約数の個数: 16

約数和(自身を含む): 36301824

約数和(自身を除く): 15567586

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 31511, 63022, 220577, 441154, 1481017, 2962034, 10367119, 20734238]

約数ペア:

[(1, 20734238), (2, 10367119), (7, 2962034), (14, 1481017), (47, 441154), (94, 220577), (329, 63022), (658, 31511)]