20367906

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{261127}}^1$

素因数の和:261145

約数の個数: 16

約数和(自身を含む): 43869504

約数和(自身を除く): 23501598

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 261127, 522254, 783381, 1566762, 3394651, 6789302, 10183953, 20367906]

約数ペア:

[(1, 20367906), (2, 10183953), (3, 6789302), (6, 3394651), (13, 1566762), (26, 783381), (39, 522254), (78, 261127)]