20045151

素因数分解:

$3^4\times 7^1\times {\mathrm{35353}}^1$

素因数の和:35372

約数の個数: 20

約数和(自身を含む): 34222672

約数和(自身を除く): 14177521

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 35353, 106059, 247471, 318177, 742413, 954531, 2227239, 2863593, 6681717, 20045151]

約数ペア:

[(1, 20045151), (3, 6681717), (7, 2863593), (9, 2227239), (21, 954531), (27, 742413), (63, 318177), (81, 247471), (189, 106059), (567, 35353)]