20425747392

素因数分解:

$2^6\times 3^2\times {\mathrm{173}}^1\times {\mathrm{204979}}^1$

素因数の和:205170

約数の個数: 84

約数和(自身を含む): 58885424520

約数和(自身を除く): 38459677128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 173, 192, 288, 346, 519, 576, 692, 1038, 1384, 1557, 2076, 2768, 3114, 4152, 5536, 6228, 8304, 11072, 12456, 16608, 24912, 33216, 49824, 99648, 204979, 409958, 614937, 819916, 1229874, 1639832, 1844811, 2459748, 3279664, 3689622, 4919496, 6559328, 7379244, 9838992, 13118656, 14758488, 19677984, 29516976, 35461367, 39355968, 59033952, 70922734, 106384101, 118067904, 141845468, 212768202, 283690936, 319152303, 425536404, 567381872, 638304606, 851072808, 1134763744, 1276609212, 1702145616, 2269527488, 2553218424, 3404291232, 5106436848, 6808582464, 10212873696, 20425747392]

約数ペア:

[(1, 20425747392), (2, 10212873696), (3, 6808582464), (4, 5106436848), (6, 3404291232), (8, 2553218424), (9, 2269527488), (12, 1702145616), (16, 1276609212), (18, 1134763744), (24, 851072808), (32, 638304606), (36, 567381872), (48, 425536404), (64, 319152303), (72, 283690936), (96, 212768202), (144, 141845468), (173, 118067904), (192, 106384101), (288, 70922734), (346, 59033952), (519, 39355968), (576, 35461367), (692, 29516976), (1038, 19677984), (1384, 14758488), (1557, 13118656), (2076, 9838992), (2768, 7379244), (3114, 6559328), (4152, 4919496), (5536, 3689622), (6228, 3279664), (8304, 2459748), (11072, 1844811), (12456, 1639832), (16608, 1229874), (24912, 819916), (33216, 614937), (49824, 409958), (99648, 204979)]