12639322

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{491}}^1$

素因数の和:765

約数の個数: 16

約数和(自身を含む): 19400544

約数和(自身を除く): 6761222

約数列:

[1, 2, 61, 122, 211, 422, 491, 982, 12871, 25742, 29951, 59902, 103601, 207202, 6319661, 12639322]

約数ペア:

[(1, 12639322), (2, 6319661), (61, 207202), (122, 103601), (211, 59902), (422, 29951), (491, 25742), (982, 12871)]