20347843149

素因数分解:

$3^2\times {\mathrm{421}}^1\times {\mathrm{5370241}}^1$

素因数の和:5370668

約数の個数: 12

約数和(自身を含む): 29461147612

約数和(自身を除く): 9113304463

約数列:

[1, 3, 9, 421, 1263, 3789, 5370241, 16110723, 48332169, 2260871461, 6782614383, 20347843149]

約数ペア:

[(1, 20347843149), (3, 6782614383), (9, 2260871461), (421, 48332169), (1263, 16110723), (3789, 5370241)]