18434530

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{997}}^1$

素因数の和:1090

約数の個数: 24

約数和(自身を含む): 34005852

約数和(自身を除く): 15571322

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 997, 1849, 1994, 3698, 4985, 9245, 9970, 18490, 42871, 85742, 214355, 428710, 1843453, 3686906, 9217265, 18434530]

約数ペア:

[(1, 18434530), (2, 9217265), (5, 3686906), (10, 1843453), (43, 428710), (86, 214355), (215, 85742), (430, 42871), (997, 18490), (1849, 9970), (1994, 9245), (3698, 4985)]