18586017

素因数分解:

$3^4\times {\mathrm{269}}^1\times {\mathrm{853}}^1$

素因数の和:1134

約数の個数: 20

約数和(自身を含む): 27900180

約数和(自身を除く): 9314163

約数列:

[1, 3, 9, 27, 81, 269, 807, 853, 2421, 2559, 7263, 7677, 21789, 23031, 69093, 229457, 688371, 2065113, 6195339, 18586017]

約数ペア:

[(1, 18586017), (3, 6195339), (9, 2065113), (27, 688371), (81, 229457), (269, 69093), (807, 23031), (853, 21789), (2421, 7677), (2559, 7263)]