7380817919

素因数分解:

${\mathrm{19}}^2\times {\mathrm{997}}^1\times {\mathrm{20507}}^1$

素因数の和:21542

約数の個数: 12

約数和(自身を含む): 7797920904

約数和(自身を除く): 417102985

約数列:

[1, 19, 361, 997, 18943, 20507, 359917, 389633, 7403027, 20445479, 388464101, 7380817919]

約数ペア:

[(1, 7380817919), (19, 388464101), (361, 20445479), (997, 7403027), (18943, 389633), (20507, 359917)]