26987144

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4129}}^1$

素因数の和:4197

約数の個数: 32

約数和(自身を含む): 54516000

約数和(自身を除く): 27528856

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 4129, 6536, 8258, 16516, 33032, 78451, 156902, 177547, 313804, 355094, 627608, 710188, 1420376, 3373393, 6746786, 13493572, 26987144]

約数ペア:

[(1, 26987144), (2, 13493572), (4, 6746786), (8, 3373393), (19, 1420376), (38, 710188), (43, 627608), (76, 355094), (86, 313804), (152, 177547), (172, 156902), (344, 78451), (817, 33032), (1634, 16516), (3268, 8258), (4129, 6536)]