18964113

素因数分解:

$3^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{3191}}^1$

素因数の和:3484

約数の個数: 16

約数和(自身を含む): 29008896

約数和(自身を除く): 10044783

約数列:

[1, 3, 7, 21, 283, 849, 1981, 3191, 5943, 9573, 22337, 67011, 903053, 2709159, 6321371, 18964113]

約数ペア:

[(1, 18964113), (3, 6321371), (7, 2709159), (21, 903053), (283, 67011), (849, 22337), (1981, 9573), (3191, 5943)]