20508312

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{593}}^1$

素因数の和:744

約数の個数: 64

約数和(自身を含む): 56453760

約数和(自身を除く): 35945448

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 131, 132, 262, 264, 393, 524, 593, 786, 1048, 1186, 1441, 1572, 1779, 2372, 2882, 3144, 3558, 4323, 4744, 5764, 6523, 7116, 8646, 11528, 13046, 14232, 17292, 19569, 26092, 34584, 39138, 52184, 77683, 78276, 155366, 156552, 233049, 310732, 466098, 621464, 854513, 932196, 1709026, 1864392, 2563539, 3418052, 5127078, 6836104, 10254156, 20508312]

約数ペア:

[(1, 20508312), (2, 10254156), (3, 6836104), (4, 5127078), (6, 3418052), (8, 2563539), (11, 1864392), (12, 1709026), (22, 932196), (24, 854513), (33, 621464), (44, 466098), (66, 310732), (88, 233049), (131, 156552), (132, 155366), (262, 78276), (264, 77683), (393, 52184), (524, 39138), (593, 34584), (786, 26092), (1048, 19569), (1186, 17292), (1441, 14232), (1572, 13046), (1779, 11528), (2372, 8646), (2882, 7116), (3144, 6523), (3558, 5764), (4323, 4744)]