2019430352

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{6642863}}^1$

素因数の和:6642890

約数の個数: 20

約数和(自身を含む): 4118575680

約数和(自身を除く): 2099145328

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 6642863, 13285726, 26571452, 53142904, 106285808, 126214397, 252428794, 504857588, 1009715176, 2019430352]

約数ペア:

[(1, 2019430352), (2, 1009715176), (4, 504857588), (8, 252428794), (16, 126214397), (19, 106285808), (38, 53142904), (76, 26571452), (152, 13285726), (304, 6642863)]