18102010

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{12149}}^1$

素因数の和:12305

約数の個数: 16

約数和(自身を含む): 32805000

約数和(自身を除く): 14702990

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 12149, 24298, 60745, 121490, 1810201, 3620402, 9051005, 18102010]

約数ペア:

[(1, 18102010), (2, 9051005), (5, 3620402), (10, 1810201), (149, 121490), (298, 60745), (745, 24298), (1490, 12149)]