18622120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42323}}^1$

素因数の和:42345

約数の個数: 32

約数和(自身を含む): 45709920

約数和(自身を除く): 27087800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 42323, 84646, 169292, 211615, 338584, 423230, 465553, 846460, 931106, 1692920, 1862212, 2327765, 3724424, 4655530, 9311060, 18622120]

約数ペア:

[(1, 18622120), (2, 9311060), (4, 4655530), (5, 3724424), (8, 2327765), (10, 1862212), (11, 1692920), (20, 931106), (22, 846460), (40, 465553), (44, 423230), (55, 338584), (88, 211615), (110, 169292), (220, 84646), (440, 42323)]