18550845

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9587}}^1$

素因数の和:9641

約数の個数: 24

約数和(自身を含む): 32906016

約数和(自身を除く): 14355171

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 9587, 28761, 47935, 86283, 143805, 412241, 431415, 1236723, 2061205, 3710169, 6183615, 18550845]

約数ペア:

[(1, 18550845), (3, 6183615), (5, 3710169), (9, 2061205), (15, 1236723), (43, 431415), (45, 412241), (129, 143805), (215, 86283), (387, 47935), (645, 28761), (1935, 9587)]