20126449557

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{47580259}}^1$

素因数の和:47580312

約数の個数: 12

約数和(自身を含む): 29690082240

約数和(自身を除く): 9563632683

約数列:

[1, 3, 9, 47, 141, 423, 47580259, 142740777, 428222331, 2236272173, 6708816519, 20126449557]

約数ペア:

[(1, 20126449557), (3, 6708816519), (9, 2236272173), (47, 428222331), (141, 142740777), (423, 47580259)]