16418457

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{18427}}^1$

素因数の和:18450

約数の個数: 20

約数和(自身を含む): 26757456

約数和(自身を除く): 10338999

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 18427, 55281, 165843, 202697, 497529, 608091, 1492587, 1824273, 5472819, 16418457]

約数ペア:

[(1, 16418457), (3, 5472819), (9, 1824273), (11, 1492587), (27, 608091), (33, 497529), (81, 202697), (99, 165843), (297, 55281), (891, 18427)]