20280212343

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1459}}^1\times {\mathrm{2803}}^1$

素因数の和:4316

約数の個数: 48

約数和(自身を含む): 31931952000

約数和(自身を除く): 11651739657

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1459, 1653, 2803, 4377, 4959, 8409, 13131, 25227, 27721, 42311, 53257, 81287, 83163, 126933, 159771, 243861, 249489, 380799, 479313, 731583, 803909, 1544453, 2411727, 4089577, 4633359, 7235181, 12268731, 13900077, 36806193, 77701963, 118597733, 233105889, 355793199, 699317667, 1067379597, 2253356927, 6760070781, 20280212343]

約数ペア:

[(1, 20280212343), (3, 6760070781), (9, 2253356927), (19, 1067379597), (29, 699317667), (57, 355793199), (87, 233105889), (171, 118597733), (261, 77701963), (551, 36806193), (1459, 13900077), (1653, 12268731), (2803, 7235181), (4377, 4633359), (4959, 4089577), (8409, 2411727), (13131, 1544453), (25227, 803909), (27721, 731583), (42311, 479313), (53257, 380799), (81287, 249489), (83163, 243861), (126933, 159771)]