18418444

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{418601}}^1$

素因数の和:418616

約数の個数: 12

約数和(自身を含む): 35162568

約数和(自身を除く): 16744124

約数列:

[1, 2, 4, 11, 22, 44, 418601, 837202, 1674404, 4604611, 9209222, 18418444]

約数ペア:

[(1, 18418444), (2, 9209222), (4, 4604611), (11, 1674404), (22, 837202), (44, 418601)]