18549891

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{3319}}^1$

素因数の和:3357

約数の個数: 24

約数和(自身を含む): 29003520

約数和(自身を除く): 10453629

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 1863, 3319, 5589, 9957, 29871, 76337, 89613, 229011, 268839, 687033, 806517, 2061099, 6183297, 18549891]

約数ペア:

[(1, 18549891), (3, 6183297), (9, 2061099), (23, 806517), (27, 687033), (69, 268839), (81, 229011), (207, 89613), (243, 76337), (621, 29871), (1863, 9957), (3319, 5589)]