18420138

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3001}}^1$

素因数の和:3051

約数の個数: 48

約数和(自身を含む): 44957952

約数和(自身を除く): 26537814

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 31, 33, 62, 66, 93, 99, 186, 198, 279, 341, 558, 682, 1023, 2046, 3001, 3069, 6002, 6138, 9003, 18006, 27009, 33011, 54018, 66022, 93031, 99033, 186062, 198066, 279093, 297099, 558186, 594198, 837279, 1023341, 1674558, 2046682, 3070023, 6140046, 9210069, 18420138]

約数ペア:

[(1, 18420138), (2, 9210069), (3, 6140046), (6, 3070023), (9, 2046682), (11, 1674558), (18, 1023341), (22, 837279), (31, 594198), (33, 558186), (62, 297099), (66, 279093), (93, 198066), (99, 186062), (186, 99033), (198, 93031), (279, 66022), (341, 54018), (558, 33011), (682, 27009), (1023, 18006), (2046, 9003), (3001, 6138), (3069, 6002)]