20136489488

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{3803}}^1$

素因数の和:4020

約数の個数: 80

約数和(自身を含む): 40754534400

約数和(自身を除く): 20618044912

約数列:

[1, 2, 4, 8, 16, 59, 71, 79, 118, 142, 158, 236, 284, 316, 472, 568, 632, 944, 1136, 1264, 3803, 4189, 4661, 5609, 7606, 8378, 9322, 11218, 15212, 16756, 18644, 22436, 30424, 33512, 37288, 44872, 60848, 67024, 74576, 89744, 224377, 270013, 300437, 330931, 448754, 540026, 600874, 661862, 897508, 1080052, 1201748, 1323724, 1795016, 2160104, 2403496, 2647448, 3590032, 4320208, 4806992, 5294896, 15930767, 17725783, 21331027, 31861534, 35451566, 42662054, 63723068, 70903132, 85324108, 127446136, 141806264, 170648216, 254892272, 283612528, 341296432, 1258530593, 2517061186, 5034122372, 10068244744, 20136489488]

約数ペア:

[(1, 20136489488), (2, 10068244744), (4, 5034122372), (8, 2517061186), (16, 1258530593), (59, 341296432), (71, 283612528), (79, 254892272), (118, 170648216), (142, 141806264), (158, 127446136), (236, 85324108), (284, 70903132), (316, 63723068), (472, 42662054), (568, 35451566), (632, 31861534), (944, 21331027), (1136, 17725783), (1264, 15930767), (3803, 5294896), (4189, 4806992), (4661, 4320208), (5609, 3590032), (7606, 2647448), (8378, 2403496), (9322, 2160104), (11218, 1795016), (15212, 1323724), (16756, 1201748), (18644, 1080052), (22436, 897508), (30424, 661862), (33512, 600874), (37288, 540026), (44872, 448754), (60848, 330931), (67024, 300437), (74576, 270013), (89744, 224377)]