20157079115

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1\times {\mathrm{105097}}^1$

素因数の和:105622

約数の個数: 16

約数和(自身を含む): 24517261440

約数和(自身を除く): 4360182325

約数列:

[1, 5, 89, 431, 445, 2155, 38359, 105097, 191795, 525485, 9353633, 45296807, 46768165, 226484035, 4031415823, 20157079115]

約数ペア:

[(1, 20157079115), (5, 4031415823), (89, 226484035), (431, 46768165), (445, 45296807), (2155, 9353633), (38359, 525485), (105097, 191795)]