18492759

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:436

約数の個数: 32

約数和(自身を含む): 28976640

約数和(自身を除く): 10483881

約数列:

[1, 3, 9, 23, 27, 69, 97, 207, 291, 307, 621, 873, 921, 2231, 2619, 2763, 6693, 7061, 8289, 20079, 21183, 29779, 60237, 63549, 89337, 190647, 268011, 684917, 804033, 2054751, 6164253, 18492759]

約数ペア:

[(1, 18492759), (3, 6164253), (9, 2054751), (23, 804033), (27, 684917), (69, 268011), (97, 190647), (207, 89337), (291, 63549), (307, 60237), (621, 29779), (873, 21183), (921, 20079), (2231, 8289), (2619, 7061), (2763, 6693)]