19118511

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{2713}}^1$

素因数の和:2757

約数の個数: 24

約数和(自身を含む): 29636880

約数和(自身を除く): 10518369

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2349, 2713, 7047, 8139, 24417, 73251, 78677, 219753, 236031, 659259, 708093, 2124279, 6372837, 19118511]

約数ペア:

[(1, 19118511), (3, 6372837), (9, 2124279), (27, 708093), (29, 659259), (81, 236031), (87, 219753), (243, 78677), (261, 73251), (783, 24417), (2349, 8139), (2713, 7047)]