18317644

素因数分解:

$2^2\times {\mathrm{991}}^1\times {\mathrm{4621}}^1$

素因数の和:5616

約数の個数: 12

約数和(自身を含む): 32095168

約数和(自身を除く): 13777524

約数列:

[1, 2, 4, 991, 1982, 3964, 4621, 9242, 18484, 4579411, 9158822, 18317644]

約数ペア:

[(1, 18317644), (2, 9158822), (4, 4579411), (991, 18484), (1982, 9242), (3964, 4621)]