18225765

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9419}}^1$

素因数の和:9473

約数の個数: 24

約数和(自身を含む): 32329440

約数和(自身を除く): 14103675

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 9419, 28257, 47095, 84771, 141285, 405017, 423855, 1215051, 2025085, 3645153, 6075255, 18225765]

約数ペア:

[(1, 18225765), (3, 6075255), (5, 3645153), (9, 2025085), (15, 1215051), (43, 423855), (45, 405017), (129, 141285), (215, 84771), (387, 47095), (645, 28257), (1935, 9419)]