18914628

素因数分解:

$2^2\times 3^1\times {\mathrm{641}}^1\times {\mathrm{2459}}^1$

素因数の和:3107

約数の個数: 24

約数和(自身を含む): 44220960

約数和(自身を除く): 25306332

約数列:

[1, 2, 3, 4, 6, 12, 641, 1282, 1923, 2459, 2564, 3846, 4918, 7377, 7692, 9836, 14754, 29508, 1576219, 3152438, 4728657, 6304876, 9457314, 18914628]

約数ペア:

[(1, 18914628), (2, 9457314), (3, 6304876), (4, 4728657), (6, 3152438), (12, 1576219), (641, 29508), (1282, 14754), (1923, 9836), (2459, 7692), (2564, 7377), (3846, 4918)]