18389305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{14537}}^1$

素因数の和:14576

約数の個数: 16

約数和(自身を含む): 25121664

約数和(自身を除く): 6732359

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 14537, 72685, 159907, 334351, 799535, 1671755, 3677861, 18389305]

約数ペア:

[(1, 18389305), (5, 3677861), (11, 1671755), (23, 799535), (55, 334351), (115, 159907), (253, 72685), (1265, 14537)]