18932645

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{617}}^1$

素因数の和:677

約数の個数: 24

約数和(自身を含む): 25429464

約数和(自身を除く): 6496819

約数列:

[1, 5, 17, 19, 85, 95, 323, 361, 617, 1615, 1805, 3085, 6137, 10489, 11723, 30685, 52445, 58615, 199291, 222737, 996455, 1113685, 3786529, 18932645]

約数ペア:

[(1, 18932645), (5, 3786529), (17, 1113685), (19, 996455), (85, 222737), (95, 199291), (323, 58615), (361, 52445), (617, 30685), (1615, 11723), (1805, 10489), (3085, 6137)]