20403721872

素因数分解:

$2^4\times 3^2\times {\mathrm{3631}}^1\times {\mathrm{39023}}^1$

素因数の和:42668

約数の個数: 60

約数和(自身を含む): 57119272704

約数和(自身を除く): 36715550832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 3631, 7262, 10893, 14524, 21786, 29048, 32679, 39023, 43572, 58096, 65358, 78046, 87144, 117069, 130716, 156092, 174288, 234138, 261432, 312184, 351207, 468276, 522864, 624368, 702414, 936552, 1404828, 1873104, 2809656, 5619312, 141692513, 283385026, 425077539, 566770052, 850155078, 1133540104, 1275232617, 1700310156, 2267080208, 2550465234, 3400620312, 5100930468, 6801240624, 10201860936, 20403721872]

約数ペア:

[(1, 20403721872), (2, 10201860936), (3, 6801240624), (4, 5100930468), (6, 3400620312), (8, 2550465234), (9, 2267080208), (12, 1700310156), (16, 1275232617), (18, 1133540104), (24, 850155078), (36, 566770052), (48, 425077539), (72, 283385026), (144, 141692513), (3631, 5619312), (7262, 2809656), (10893, 1873104), (14524, 1404828), (21786, 936552), (29048, 702414), (32679, 624368), (39023, 522864), (43572, 468276), (58096, 351207), (65358, 312184), (78046, 261432), (87144, 234138), (117069, 174288), (130716, 156092)]