28485256

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{971}}^1$

素因数の和:1189

約数の個数: 32

約数和(自身を含む): 56570400

約数和(自身を除く): 28085144

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 193, 386, 772, 971, 1544, 1942, 3667, 3884, 7334, 7768, 14668, 18449, 29336, 36898, 73796, 147592, 187403, 374806, 749612, 1499224, 3560657, 7121314, 14242628, 28485256]

約数ペア:

[(1, 28485256), (2, 14242628), (4, 7121314), (8, 3560657), (19, 1499224), (38, 749612), (76, 374806), (152, 187403), (193, 147592), (386, 73796), (772, 36898), (971, 29336), (1544, 18449), (1942, 14668), (3667, 7768), (3884, 7334)]