18716105

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{1091}}^1$

素因数の和:1216

約数の個数: 16

約数和(自身を含む): 23272704

約数和(自身を除く): 4556599

約数列:

[1, 5, 47, 73, 235, 365, 1091, 3431, 5455, 17155, 51277, 79643, 256385, 398215, 3743221, 18716105]

約数ペア:

[(1, 18716105), (5, 3743221), (47, 398215), (73, 256385), (235, 79643), (365, 51277), (1091, 17155), (3431, 5455)]