204026864

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{671141}}^1$

素因数の和:671168

約数の個数: 20

約数和(自身を含む): 416108040

約数和(自身を除く): 212081176

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 671141, 1342282, 2684564, 5369128, 10738256, 12751679, 25503358, 51006716, 102013432, 204026864]

約数ペア:

[(1, 204026864), (2, 102013432), (4, 51006716), (8, 25503358), (16, 12751679), (19, 10738256), (38, 5369128), (76, 2684564), (152, 1342282), (304, 671141)]