20965824

素因数分解:

$2^6\times 3^3\times {\mathrm{11}}^1\times {\mathrm{1103}}^1$

素因数の和:1135

約数の個数: 112

約数和(自身を含む): 67299840

約数和(自身を除く): 46334016

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 64, 66, 72, 88, 96, 99, 108, 132, 144, 176, 192, 198, 216, 264, 288, 297, 352, 396, 432, 528, 576, 594, 704, 792, 864, 1056, 1103, 1188, 1584, 1728, 2112, 2206, 2376, 3168, 3309, 4412, 4752, 6336, 6618, 8824, 9504, 9927, 12133, 13236, 17648, 19008, 19854, 24266, 26472, 29781, 35296, 36399, 39708, 48532, 52944, 59562, 70592, 72798, 79416, 97064, 105888, 109197, 119124, 145596, 158832, 194128, 211776, 218394, 238248, 291192, 317664, 327591, 388256, 436788, 476496, 582384, 635328, 655182, 776512, 873576, 952992, 1164768, 1310364, 1747152, 1905984, 2329536, 2620728, 3494304, 5241456, 6988608, 10482912, 20965824]

約数ペア:

[(1, 20965824), (2, 10482912), (3, 6988608), (4, 5241456), (6, 3494304), (8, 2620728), (9, 2329536), (11, 1905984), (12, 1747152), (16, 1310364), (18, 1164768), (22, 952992), (24, 873576), (27, 776512), (32, 655182), (33, 635328), (36, 582384), (44, 476496), (48, 436788), (54, 388256), (64, 327591), (66, 317664), (72, 291192), (88, 238248), (96, 218394), (99, 211776), (108, 194128), (132, 158832), (144, 145596), (176, 119124), (192, 109197), (198, 105888), (216, 97064), (264, 79416), (288, 72798), (297, 70592), (352, 59562), (396, 52944), (432, 48532), (528, 39708), (576, 36399), (594, 35296), (704, 29781), (792, 26472), (864, 24266), (1056, 19854), (1103, 19008), (1188, 17648), (1584, 13236), (1728, 12133), (2112, 9927), (2206, 9504), (2376, 8824), (3168, 6618), (3309, 6336), (4412, 4752)]