20273792

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1$

素因数の和:71

約数の個数: 128

約数和(自身を含む): 53758080

約数和(自身を除く): 33484288

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 32, 34, 44, 56, 64, 68, 77, 88, 112, 119, 121, 128, 136, 154, 176, 187, 224, 238, 242, 272, 308, 352, 374, 448, 476, 484, 544, 616, 704, 748, 847, 896, 952, 968, 1088, 1232, 1309, 1331, 1408, 1496, 1694, 1904, 1936, 2057, 2176, 2464, 2618, 2662, 2992, 3388, 3808, 3872, 4114, 4928, 5236, 5324, 5984, 6776, 7616, 7744, 8228, 9317, 9856, 10472, 10648, 11968, 13552, 14399, 15232, 15488, 16456, 18634, 20944, 21296, 22627, 23936, 27104, 28798, 32912, 37268, 41888, 42592, 45254, 54208, 57596, 65824, 74536, 83776, 85184, 90508, 108416, 115192, 131648, 149072, 158389, 167552, 170368, 181016, 230384, 263296, 298144, 316778, 362032, 460768, 596288, 633556, 724064, 921536, 1192576, 1267112, 1448128, 1843072, 2534224, 2896256, 5068448, 10136896, 20273792]

約数ペア:

[(1, 20273792), (2, 10136896), (4, 5068448), (7, 2896256), (8, 2534224), (11, 1843072), (14, 1448128), (16, 1267112), (17, 1192576), (22, 921536), (28, 724064), (32, 633556), (34, 596288), (44, 460768), (56, 362032), (64, 316778), (68, 298144), (77, 263296), (88, 230384), (112, 181016), (119, 170368), (121, 167552), (128, 158389), (136, 149072), (154, 131648), (176, 115192), (187, 108416), (224, 90508), (238, 85184), (242, 83776), (272, 74536), (308, 65824), (352, 57596), (374, 54208), (448, 45254), (476, 42592), (484, 41888), (544, 37268), (616, 32912), (704, 28798), (748, 27104), (847, 23936), (896, 22627), (952, 21296), (968, 20944), (1088, 18634), (1232, 16456), (1309, 15488), (1331, 15232), (1408, 14399), (1496, 13552), (1694, 11968), (1904, 10648), (1936, 10472), (2057, 9856), (2176, 9317), (2464, 8228), (2618, 7744), (2662, 7616), (2992, 6776), (3388, 5984), (3808, 5324), (3872, 5236), (4114, 4928)]