664004826

素因数分解:

$2^1\times 3^2\times {\mathrm{1831}}^1\times {\mathrm{20147}}^1$

素因数の和:21986

約数の個数: 24

約数和(自身を含む): 1439534304

約数和(自身を除く): 775529478

約数列:

[1, 2, 3, 6, 9, 18, 1831, 3662, 5493, 10986, 16479, 20147, 32958, 40294, 60441, 120882, 181323, 362646, 36889157, 73778314, 110667471, 221334942, 332002413, 664004826]

約数ペア:

[(1, 664004826), (2, 332002413), (3, 221334942), (6, 110667471), (9, 73778314), (18, 36889157), (1831, 362646), (3662, 181323), (5493, 120882), (10986, 60441), (16479, 40294), (20147, 32958)]