20578008

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3389}}^1$

素因数の和:3432

約数の個数: 64

約数和(自身を含む): 58579200

約数和(自身を除く): 38001192

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 23, 24, 33, 44, 46, 66, 69, 88, 92, 132, 138, 184, 253, 264, 276, 506, 552, 759, 1012, 1518, 2024, 3036, 3389, 6072, 6778, 10167, 13556, 20334, 27112, 37279, 40668, 74558, 77947, 81336, 111837, 149116, 155894, 223674, 233841, 298232, 311788, 447348, 467682, 623576, 857417, 894696, 935364, 1714834, 1870728, 2572251, 3429668, 5144502, 6859336, 10289004, 20578008]

約数ペア:

[(1, 20578008), (2, 10289004), (3, 6859336), (4, 5144502), (6, 3429668), (8, 2572251), (11, 1870728), (12, 1714834), (22, 935364), (23, 894696), (24, 857417), (33, 623576), (44, 467682), (46, 447348), (66, 311788), (69, 298232), (88, 233841), (92, 223674), (132, 155894), (138, 149116), (184, 111837), (253, 81336), (264, 77947), (276, 74558), (506, 40668), (552, 37279), (759, 27112), (1012, 20334), (1518, 13556), (2024, 10167), (3036, 6778), (3389, 6072)]