18869874909

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{2192387}}^1$

素因数の和:2192560

約数の個数: 16

約数和(自身を含む): 26659438080

約数和(自身を除く): 7789563171

約数列:

[1, 3, 19, 57, 151, 453, 2869, 8607, 2192387, 6577161, 41655353, 124966059, 331050437, 993151311, 6289958303, 18869874909]

約数ペア:

[(1, 18869874909), (3, 6289958303), (19, 993151311), (57, 331050437), (151, 124966059), (453, 41655353), (2869, 6577161), (8607, 2192387)]