18955323

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{677}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 30265920

約数和(自身を除く): 11310597

約数列:

[1, 3, 9, 17, 27, 51, 61, 153, 183, 459, 549, 677, 1037, 1647, 2031, 3111, 6093, 9333, 11509, 18279, 27999, 34527, 41297, 103581, 123891, 310743, 371673, 702049, 1115019, 2106147, 6318441, 18955323]

約数ペア:

[(1, 18955323), (3, 6318441), (9, 2106147), (17, 1115019), (27, 702049), (51, 371673), (61, 310743), (153, 123891), (183, 103581), (459, 41297), (549, 34527), (677, 27999), (1037, 18279), (1647, 11509), (2031, 9333), (3111, 6093)]