1620996882

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{937}}^1$

素因数の和:1175

約数の個数: 64

約数和(自身を含む): 3423264768

約数和(自身を除く): 1802267886

約数列:

[1, 2, 3, 6, 31, 62, 71, 93, 131, 142, 186, 213, 262, 393, 426, 786, 937, 1874, 2201, 2811, 4061, 4402, 5622, 6603, 8122, 9301, 12183, 13206, 18602, 24366, 27903, 29047, 55806, 58094, 66527, 87141, 122747, 133054, 174282, 199581, 245494, 288331, 368241, 399162, 576662, 736482, 864993, 1729986, 2062337, 3805157, 4124674, 6187011, 7610314, 8715037, 11415471, 12374022, 17430074, 22830942, 26145111, 52290222, 270166147, 540332294, 810498441, 1620996882]

約数ペア:

[(1, 1620996882), (2, 810498441), (3, 540332294), (6, 270166147), (31, 52290222), (62, 26145111), (71, 22830942), (93, 17430074), (131, 12374022), (142, 11415471), (186, 8715037), (213, 7610314), (262, 6187011), (393, 4124674), (426, 3805157), (786, 2062337), (937, 1729986), (1874, 864993), (2201, 736482), (2811, 576662), (4061, 399162), (4402, 368241), (5622, 288331), (6603, 245494), (8122, 199581), (9301, 174282), (12183, 133054), (13206, 122747), (18602, 87141), (24366, 66527), (27903, 58094), (29047, 55806)]