19158844

素因数分解:

$2^2\times {\mathrm{311}}^1\times {\mathrm{15401}}^1$

素因数の和:15716

約数の個数: 12

約数和(自身を含む): 33637968

約数和(自身を除く): 14479124

約数列:

[1, 2, 4, 311, 622, 1244, 15401, 30802, 61604, 4789711, 9579422, 19158844]

約数ペア:

[(1, 19158844), (2, 9579422), (4, 4789711), (311, 61604), (622, 30802), (1244, 15401)]