20958156912

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{810071}}^1$

素因数の和:810107

約数の個数: 120

約数和(自身を含む): 68707066752

約数和(自身を除く): 47748909840

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 49, 56, 66, 77, 84, 88, 98, 112, 132, 147, 154, 168, 176, 196, 231, 264, 294, 308, 336, 392, 462, 528, 539, 588, 616, 784, 924, 1078, 1176, 1232, 1617, 1848, 2156, 2352, 3234, 3696, 4312, 6468, 8624, 12936, 25872, 810071, 1620142, 2430213, 3240284, 4860426, 5670497, 6480568, 8910781, 9720852, 11340994, 12961136, 17011491, 17821562, 19441704, 22681988, 26732343, 34022982, 35643124, 38883408, 39693479, 45363976, 53464686, 62375467, 68045964, 71286248, 79386958, 90727952, 106929372, 119080437, 124750934, 136091928, 142572496, 158773916, 187126401, 213858744, 238160874, 249501868, 272183856, 317547832, 374252802, 427717488, 436628269, 476321748, 499003736, 635095664, 748505604, 873256538, 952643496, 998007472, 1309884807, 1497011208, 1746513076, 1905286992, 2619769614, 2994022416, 3493026152, 5239539228, 6986052304, 10479078456, 20958156912]

約数ペア:

[(1, 20958156912), (2, 10479078456), (3, 6986052304), (4, 5239539228), (6, 3493026152), (7, 2994022416), (8, 2619769614), (11, 1905286992), (12, 1746513076), (14, 1497011208), (16, 1309884807), (21, 998007472), (22, 952643496), (24, 873256538), (28, 748505604), (33, 635095664), (42, 499003736), (44, 476321748), (48, 436628269), (49, 427717488), (56, 374252802), (66, 317547832), (77, 272183856), (84, 249501868), (88, 238160874), (98, 213858744), (112, 187126401), (132, 158773916), (147, 142572496), (154, 136091928), (168, 124750934), (176, 119080437), (196, 106929372), (231, 90727952), (264, 79386958), (294, 71286248), (308, 68045964), (336, 62375467), (392, 53464686), (462, 45363976), (528, 39693479), (539, 38883408), (588, 35643124), (616, 34022982), (784, 26732343), (924, 22681988), (1078, 19441704), (1176, 17821562), (1232, 17011491), (1617, 12961136), (1848, 11340994), (2156, 9720852), (2352, 8910781), (3234, 6480568), (3696, 5670497), (4312, 4860426), (6468, 3240284), (8624, 2430213), (12936, 1620142), (25872, 810071)]