18404716

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{418289}}^1$

素因数の和:418304

約数の個数: 12

約数和(自身を含む): 35136360

約数和(自身を除く): 16731644

約数列:

[1, 2, 4, 11, 22, 44, 418289, 836578, 1673156, 4601179, 9202358, 18404716]

約数ペア:

[(1, 18404716), (2, 9202358), (4, 4601179), (11, 1673156), (22, 836578), (44, 418289)]