28726778896

素因数分解:

$2^4\times {\mathrm{1009}}^1\times {\mathrm{1779409}}^1$

素因数の和:1780426

約数の個数: 20

約数和(自身を含む): 55713327100

約数和(自身を除く): 26986548204

約数列:

[1, 2, 4, 8, 16, 1009, 2018, 4036, 8072, 16144, 1779409, 3558818, 7117636, 14235272, 28470544, 1795423681, 3590847362, 7181694724, 14363389448, 28726778896]

約数ペア:

[(1, 28726778896), (2, 14363389448), (4, 7181694724), (8, 3590847362), (16, 1795423681), (1009, 28470544), (2018, 14235272), (4036, 7117636), (8072, 3558818), (16144, 1779409)]