18892737

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{11471}}^1$

素因数の和:11541

約数の個数: 16

約数和(自身を含む): 28450560

約数和(自身を除く): 9557823

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 11471, 34413, 103239, 309717, 699731, 2099193, 6297579, 18892737]

約数ペア:

[(1, 18892737), (3, 6297579), (9, 2099193), (27, 699731), (61, 309717), (183, 103239), (549, 34413), (1647, 11471)]