20116675456

素因数分解:

$2^7\times {\mathrm{29}}^1\times {\mathrm{757}}^1\times {\mathrm{7159}}^1$

素因数の和:7959

約数の個数: 64

約数和(自身を含む): 41518692000

約数和(自身を除く): 21402016544

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 464, 757, 928, 1514, 1856, 3028, 3712, 6056, 7159, 12112, 14318, 21953, 24224, 28636, 43906, 48448, 57272, 87812, 96896, 114544, 175624, 207611, 229088, 351248, 415222, 458176, 702496, 830444, 916352, 1404992, 1660888, 2809984, 3321776, 5419363, 6643552, 10838726, 13287104, 21677452, 26574208, 43354904, 86709808, 157161527, 173419616, 314323054, 346839232, 628646108, 693678464, 1257292216, 2514584432, 5029168864, 10058337728, 20116675456]

約数ペア:

[(1, 20116675456), (2, 10058337728), (4, 5029168864), (8, 2514584432), (16, 1257292216), (29, 693678464), (32, 628646108), (58, 346839232), (64, 314323054), (116, 173419616), (128, 157161527), (232, 86709808), (464, 43354904), (757, 26574208), (928, 21677452), (1514, 13287104), (1856, 10838726), (3028, 6643552), (3712, 5419363), (6056, 3321776), (7159, 2809984), (12112, 1660888), (14318, 1404992), (21953, 916352), (24224, 830444), (28636, 702496), (43906, 458176), (48448, 415222), (57272, 351248), (87812, 229088), (96896, 207611), (114544, 175624)]