20196777495

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79203049}}^1$

素因数の和:79203074

約数の個数: 16

約数和(自身を含む): 34215717600

約数和(自身を除く): 14018940105

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 79203049, 237609147, 396015245, 1188045735, 1346451833, 4039355499, 6732259165, 20196777495]

約数ペア:

[(1, 20196777495), (3, 6732259165), (5, 4039355499), (15, 1346451833), (17, 1188045735), (51, 396015245), (85, 237609147), (255, 79203049)]