18422511

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{1979}}^1$

素因数の和:2118

約数の個数: 16

約数和(自身を含む): 25660800

約数和(自身を除く): 7238289

約数列:

[1, 3, 29, 87, 107, 321, 1979, 3103, 5937, 9309, 57391, 172173, 211753, 635259, 6140837, 18422511]

約数ペア:

[(1, 18422511), (3, 6140837), (29, 635259), (87, 211753), (107, 172173), (321, 57391), (1979, 9309), (3103, 5937)]