18406828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{418337}}^1$

素因数の和:418352

約数の個数: 12

約数和(自身を含む): 35140392

約数和(自身を除く): 16733564

約数列:

[1, 2, 4, 11, 22, 44, 418337, 836674, 1673348, 4601707, 9203414, 18406828]

約数ペア:

[(1, 18406828), (2, 9203414), (4, 4601707), (11, 1673348), (22, 836674), (44, 418337)]