18558957

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{773}}^1$

素因数の和:980

約数の個数: 16

約数和(自身を含む): 25411968

約数和(自身を除く): 6853011

約数列:

[1, 3, 53, 151, 159, 453, 773, 2319, 8003, 24009, 40969, 116723, 122907, 350169, 6186319, 18558957]

約数ペア:

[(1, 18558957), (3, 6186319), (53, 350169), (151, 122907), (159, 116723), (453, 40969), (773, 24009), (2319, 8003)]