18615356

素因数分解:

$2^2\times {\mathrm{439}}^1\times {\mathrm{10601}}^1$

素因数の和:11044

約数の個数: 12

約数和(自身を含む): 32654160

約数和(自身を除く): 14038804

約数列:

[1, 2, 4, 439, 878, 1756, 10601, 21202, 42404, 4653839, 9307678, 18615356]

約数ペア:

[(1, 18615356), (2, 9307678), (4, 4653839), (439, 42404), (878, 21202), (1756, 10601)]