20505200298

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{52721}}^1$

素因数の和:52891

約数の個数: 64

約数和(自身を含む): 45916222464

約数和(自身を除く): 25411022166

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 83, 142, 166, 213, 249, 426, 498, 781, 913, 1562, 1826, 2343, 2739, 4686, 5478, 5893, 11786, 17679, 35358, 52721, 64823, 105442, 129646, 158163, 194469, 316326, 388938, 579931, 1159862, 1739793, 3479586, 3743191, 4375843, 7486382, 8751686, 11229573, 13127529, 22459146, 26255058, 41175101, 48134273, 82350202, 96268546, 123525303, 144402819, 247050606, 288805638, 310684853, 621369706, 932054559, 1864109118, 3417533383, 6835066766, 10252600149, 20505200298]

約数ペア:

[(1, 20505200298), (2, 10252600149), (3, 6835066766), (6, 3417533383), (11, 1864109118), (22, 932054559), (33, 621369706), (66, 310684853), (71, 288805638), (83, 247050606), (142, 144402819), (166, 123525303), (213, 96268546), (249, 82350202), (426, 48134273), (498, 41175101), (781, 26255058), (913, 22459146), (1562, 13127529), (1826, 11229573), (2343, 8751686), (2739, 7486382), (4686, 4375843), (5478, 3743191), (5893, 3479586), (11786, 1739793), (17679, 1159862), (35358, 579931), (52721, 388938), (64823, 316326), (105442, 194469), (129646, 158163)]