18249651

素因数分解:

$3^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{433}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 31109120

約数和(自身を除く): 12859469

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 223, 433, 669, 1299, 1561, 2007, 3031, 3897, 4683, 6021, 9093, 11691, 14049, 27279, 42147, 81837, 96559, 289677, 675913, 869031, 2027739, 2607093, 6083217, 18249651]

約数ペア:

[(1, 18249651), (3, 6083217), (7, 2607093), (9, 2027739), (21, 869031), (27, 675913), (63, 289677), (189, 96559), (223, 81837), (433, 42147), (669, 27279), (1299, 14049), (1561, 11691), (2007, 9093), (3031, 6021), (3897, 4683)]