54891988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{1381}}^1$

素因数の和:1927

約数の個数: 24

約数和(自身を含む): 101383520

約数和(自身を除く): 46491532

約数列:

[1, 2, 4, 19, 38, 76, 523, 1046, 1381, 2092, 2762, 5524, 9937, 19874, 26239, 39748, 52478, 104956, 722263, 1444526, 2889052, 13722997, 27445994, 54891988]

約数ペア:

[(1, 54891988), (2, 27445994), (4, 13722997), (19, 2889052), (38, 1444526), (76, 722263), (523, 104956), (1046, 52478), (1381, 39748), (2092, 26239), (2762, 19874), (5524, 9937)]