18802270

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{81749}}^1$

素因数の和:81779

約数の個数: 16

約数和(自身を含む): 35316000

約数和(自身を除く): 16513730

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 81749, 163498, 408745, 817490, 1880227, 3760454, 9401135, 18802270]

約数ペア:

[(1, 18802270), (2, 9401135), (5, 3760454), (10, 1880227), (23, 817490), (46, 408745), (115, 163498), (230, 81749)]