20499876

素因数分解:

$2^2\times 3^2\times {\mathrm{311}}^1\times {\mathrm{1831}}^1$

素因数の和:2152

約数の個数: 36

約数和(自身を含む): 52014144

約数和(自身を除く): 31514268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 311, 622, 933, 1244, 1831, 1866, 2799, 3662, 3732, 5493, 5598, 7324, 10986, 11196, 16479, 21972, 32958, 65916, 569441, 1138882, 1708323, 2277764, 3416646, 5124969, 6833292, 10249938, 20499876]

約数ペア:

[(1, 20499876), (2, 10249938), (3, 6833292), (4, 5124969), (6, 3416646), (9, 2277764), (12, 1708323), (18, 1138882), (36, 569441), (311, 65916), (622, 32958), (933, 21972), (1244, 16479), (1831, 11196), (1866, 10986), (2799, 7324), (3662, 5598), (3732, 5493)]