18306550

素因数分解:

$2^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{3359}}^1$

素因数の和:3480

約数の個数: 24

約数和(自身を含む): 34372800

約数和(自身を除く): 16066250

約数列:

[1, 2, 5, 10, 25, 50, 109, 218, 545, 1090, 2725, 3359, 5450, 6718, 16795, 33590, 83975, 167950, 366131, 732262, 1830655, 3661310, 9153275, 18306550]

約数ペア:

[(1, 18306550), (2, 9153275), (5, 3661310), (10, 1830655), (25, 732262), (50, 366131), (109, 167950), (218, 83975), (545, 33590), (1090, 16795), (2725, 6718), (3359, 5450)]