20005968564

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{739}}^1\times {\mathrm{6899}}^1$

素因数の和:7757

約数の個数: 72

約数和(自身を含む): 51111060000

約数和(自身を除く): 31105091436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 327, 436, 654, 739, 981, 1308, 1478, 1962, 2217, 2956, 3924, 4434, 6651, 6899, 8868, 13302, 13798, 20697, 26604, 27596, 41394, 62091, 80551, 82788, 124182, 161102, 241653, 248364, 322204, 483306, 724959, 751991, 966612, 1449918, 1503982, 2255973, 2899836, 3007964, 4511946, 5098361, 6767919, 9023892, 10196722, 13535838, 15295083, 20393444, 27071676, 30590166, 45885249, 61180332, 91770498, 183540996, 555721349, 1111442698, 1667164047, 2222885396, 3334328094, 5001492141, 6668656188, 10002984282, 20005968564]

約数ペア:

[(1, 20005968564), (2, 10002984282), (3, 6668656188), (4, 5001492141), (6, 3334328094), (9, 2222885396), (12, 1667164047), (18, 1111442698), (36, 555721349), (109, 183540996), (218, 91770498), (327, 61180332), (436, 45885249), (654, 30590166), (739, 27071676), (981, 20393444), (1308, 15295083), (1478, 13535838), (1962, 10196722), (2217, 9023892), (2956, 6767919), (3924, 5098361), (4434, 4511946), (6651, 3007964), (6899, 2899836), (8868, 2255973), (13302, 1503982), (13798, 1449918), (20697, 966612), (26604, 751991), (27596, 724959), (41394, 483306), (62091, 322204), (80551, 248364), (82788, 241653), (124182, 161102)]