20054842

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{7877}}^1$

素因数の和:7965

約数の個数: 16

約数和(自身を含む): 32142240

約数和(自身を除く): 12087398

約数列:

[1, 2, 19, 38, 67, 134, 1273, 2546, 7877, 15754, 149663, 299326, 527759, 1055518, 10027421, 20054842]

約数ペア:

[(1, 20054842), (2, 10027421), (19, 1055518), (38, 527759), (67, 299326), (134, 149663), (1273, 15754), (2546, 7877)]