20470184

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^2\times {\mathrm{691}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 45921120

約数和(自身を除く): 25450936

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 529, 644, 691, 1058, 1288, 1382, 2116, 2764, 3703, 4232, 4837, 5528, 7406, 9674, 14812, 15893, 19348, 29624, 31786, 38696, 63572, 111251, 127144, 222502, 365539, 445004, 731078, 890008, 1462156, 2558773, 2924312, 5117546, 10235092, 20470184]

約数ペア:

[(1, 20470184), (2, 10235092), (4, 5117546), (7, 2924312), (8, 2558773), (14, 1462156), (23, 890008), (28, 731078), (46, 445004), (56, 365539), (92, 222502), (161, 127144), (184, 111251), (322, 63572), (529, 38696), (644, 31786), (691, 29624), (1058, 19348), (1288, 15893), (1382, 14812), (2116, 9674), (2764, 7406), (3703, 5528), (4232, 4837)]