18481185

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9551}}^1$

素因数の和:9605

約数の個数: 24

約数和(自身を含む): 32782464

約数和(自身を除く): 14301279

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 9551, 28653, 47755, 85959, 143265, 410693, 429795, 1232079, 2053465, 3696237, 6160395, 18481185]

約数ペア:

[(1, 18481185), (3, 6160395), (5, 3696237), (9, 2053465), (15, 1232079), (43, 429795), (45, 410693), (129, 143265), (215, 85959), (387, 47755), (645, 28653), (1935, 9551)]