2013205755

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{11287}}^1$

素因数の和:11376

約数の個数: 64

約数和(自身を含む): 3745087488

約数和(自身を除く): 1731881733

約数列:

[1, 3, 5, 11, 15, 23, 33, 47, 55, 69, 115, 141, 165, 235, 253, 345, 517, 705, 759, 1081, 1265, 1551, 2585, 3243, 3795, 5405, 7755, 11287, 11891, 16215, 33861, 35673, 56435, 59455, 124157, 169305, 178365, 259601, 372471, 530489, 620785, 778803, 1298005, 1591467, 1862355, 2652445, 2855611, 3894015, 5835379, 7957335, 8566833, 12201247, 14278055, 17506137, 29176895, 36603741, 42834165, 61006235, 87530685, 134213717, 183018705, 402641151, 671068585, 2013205755]

約数ペア:

[(1, 2013205755), (3, 671068585), (5, 402641151), (11, 183018705), (15, 134213717), (23, 87530685), (33, 61006235), (47, 42834165), (55, 36603741), (69, 29176895), (115, 17506137), (141, 14278055), (165, 12201247), (235, 8566833), (253, 7957335), (345, 5835379), (517, 3894015), (705, 2855611), (759, 2652445), (1081, 1862355), (1265, 1591467), (1551, 1298005), (2585, 778803), (3243, 620785), (3795, 530489), (5405, 372471), (7755, 259601), (11287, 178365), (11891, 169305), (16215, 124157), (33861, 59455), (35673, 56435)]