18867906

素因数分解:

$2^1\times 3^2\times {\mathrm{1048217}}^1$

素因数の和:1048225

約数の個数: 12

約数和(自身を含む): 40880502

約数和(自身を除く): 22012596

約数列:

[1, 2, 3, 6, 9, 18, 1048217, 2096434, 3144651, 6289302, 9433953, 18867906]

約数ペア:

[(1, 18867906), (2, 9433953), (3, 6289302), (6, 3144651), (9, 2096434), (18, 1048217)]