18873939

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{5021}}^1$

素因数の和:5210

約数の個数: 16

約数和(自身を含む): 28926720

約数和(自身を除く): 10052781

約数列:

[1, 3, 7, 21, 179, 537, 1253, 3759, 5021, 15063, 35147, 105441, 898759, 2696277, 6291313, 18873939]

約数ペア:

[(1, 18873939), (3, 6291313), (7, 2696277), (21, 898759), (179, 105441), (537, 35147), (1253, 15063), (3759, 5021)]