20376594448

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{26417}}^1$

素因数の和:26600

約数の個数: 80

約数和(自身を含む): 46228541184

約数和(自身を除く): 25851946736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 97, 112, 142, 194, 284, 388, 497, 568, 679, 776, 994, 1136, 1358, 1552, 1988, 2716, 3976, 5432, 6887, 7952, 10864, 13774, 26417, 27548, 48209, 52834, 55096, 96418, 105668, 110192, 184919, 192836, 211336, 369838, 385672, 422672, 739676, 771344, 1479352, 1875607, 2562449, 2958704, 3751214, 5124898, 7502428, 10249796, 13129249, 15004856, 17937143, 20499592, 26258498, 30009712, 35874286, 40999184, 52516996, 71748572, 105033992, 143497144, 181933879, 210067984, 286994288, 363867758, 727735516, 1273537153, 1455471032, 2547074306, 2910942064, 5094148612, 10188297224, 20376594448]

約数ペア:

[(1, 20376594448), (2, 10188297224), (4, 5094148612), (7, 2910942064), (8, 2547074306), (14, 1455471032), (16, 1273537153), (28, 727735516), (56, 363867758), (71, 286994288), (97, 210067984), (112, 181933879), (142, 143497144), (194, 105033992), (284, 71748572), (388, 52516996), (497, 40999184), (568, 35874286), (679, 30009712), (776, 26258498), (994, 20499592), (1136, 17937143), (1358, 15004856), (1552, 13129249), (1988, 10249796), (2716, 7502428), (3976, 5124898), (5432, 3751214), (6887, 2958704), (7952, 2562449), (10864, 1875607), (13774, 1479352), (26417, 771344), (27548, 739676), (48209, 422672), (52834, 385672), (55096, 369838), (96418, 211336), (105668, 192836), (110192, 184919)]