19005694569

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{29742871}}^1$

素因数の和:29742948

約数の個数: 12

約数和(自身を含む): 27839328192

約数和(自身を除く): 8833633623

約数列:

[1, 3, 9, 71, 213, 639, 29742871, 89228613, 267685839, 2111743841, 6335231523, 19005694569]

約数ペア:

[(1, 19005694569), (3, 6335231523), (9, 2111743841), (71, 267685839), (213, 89228613), (639, 29742871)]