18828831

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{5009}}^1$

素因数の和:5198

約数の個数: 16

約数和(自身を含む): 28857600

約数和(自身を除く): 10028769

約数列:

[1, 3, 7, 21, 179, 537, 1253, 3759, 5009, 15027, 35063, 105189, 896611, 2689833, 6276277, 18828831]

約数ペア:

[(1, 18828831), (3, 6276277), (7, 2689833), (21, 896611), (179, 105189), (537, 35063), (1253, 15027), (3759, 5009)]