215778896

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{709799}}^1$

素因数の和:709826

約数の個数: 20

約数和(自身を含む): 440076000

約数和(自身を除く): 224297104

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 709799, 1419598, 2839196, 5678392, 11356784, 13486181, 26972362, 53944724, 107889448, 215778896]

約数ペア:

[(1, 215778896), (2, 107889448), (4, 53944724), (8, 26972362), (16, 13486181), (19, 11356784), (38, 5678392), (76, 2839196), (152, 1419598), (304, 709799)]