20273706

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 47241600

約数和(自身を除く): 26967894

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 73, 74, 111, 139, 146, 219, 222, 278, 333, 417, 438, 657, 666, 834, 999, 1251, 1314, 1971, 1998, 2502, 2701, 3753, 3942, 5143, 5402, 7506, 8103, 10147, 10286, 15429, 16206, 20294, 24309, 30441, 30858, 46287, 48618, 60882, 72927, 91323, 92574, 138861, 145854, 182646, 273969, 277722, 375439, 547938, 750878, 1126317, 2252634, 3378951, 6757902, 10136853, 20273706]

約数ペア:

[(1, 20273706), (2, 10136853), (3, 6757902), (6, 3378951), (9, 2252634), (18, 1126317), (27, 750878), (37, 547938), (54, 375439), (73, 277722), (74, 273969), (111, 182646), (139, 145854), (146, 138861), (219, 92574), (222, 91323), (278, 72927), (333, 60882), (417, 48618), (438, 46287), (657, 30858), (666, 30441), (834, 24309), (999, 20294), (1251, 16206), (1314, 15429), (1971, 10286), (1998, 10147), (2502, 8103), (2701, 7506), (3753, 5402), (3942, 5143)]