18121268

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{11131}}^1$

素因数の和:11183

約数の個数: 24

約数和(自身を含む): 35533344

約数和(自身を除く): 17412076

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 11131, 22262, 44524, 122441, 244882, 411847, 489764, 823694, 1647388, 4530317, 9060634, 18121268]

約数ペア:

[(1, 18121268), (2, 9060634), (4, 4530317), (11, 1647388), (22, 823694), (37, 489764), (44, 411847), (74, 244882), (148, 122441), (407, 44524), (814, 22262), (1628, 11131)]