19609993

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{997}}^1$

素因数の和:1116

約数の個数: 16

約数和(自身を含む): 22634640

約数和(自身を除く): 3024647

約数列:

[1, 13, 17, 89, 221, 997, 1157, 1513, 12961, 16949, 19669, 88733, 220337, 1153529, 1508461, 19609993]

約数ペア:

[(1, 19609993), (13, 1508461), (17, 1153529), (89, 220337), (221, 88733), (997, 19669), (1157, 16949), (1513, 12961)]