19220055

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18047}}^1$

素因数の和:18126

約数の個数: 16

約数和(自身を含む): 31186944

約数和(自身を除く): 11966889

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 18047, 54141, 90235, 270705, 1281337, 3844011, 6406685, 19220055]

約数ペア:

[(1, 19220055), (3, 6406685), (5, 3844011), (15, 1281337), (71, 270705), (213, 90235), (355, 54141), (1065, 18047)]