20207529

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{5023}}^1$

素因数の和:5181

約数の個数: 16

約数和(自身を含む): 30144000

約数和(自身を除く): 9936471

約数列:

[1, 3, 9, 27, 149, 447, 1341, 4023, 5023, 15069, 45207, 135621, 748427, 2245281, 6735843, 20207529]

約数ペア:

[(1, 20207529), (3, 6735843), (9, 2245281), (27, 748427), (149, 135621), (447, 45207), (1341, 15069), (4023, 5023)]