18552908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{421657}}^1$

素因数の和:421672

約数の個数: 12

約数和(自身を含む): 35419272

約数和(自身を除く): 16866364

約数列:

[1, 2, 4, 11, 22, 44, 421657, 843314, 1686628, 4638227, 9276454, 18552908]

約数ペア:

[(1, 18552908), (2, 9276454), (4, 4638227), (11, 1686628), (22, 843314), (44, 421657)]