19578557824

素因数分解:

$2^7\times 7^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{1999}}^1$

素因数の和:2680

約数の個数: 128

約数和(自身を含む): 47295360000

約数和(自身を除く): 27716802176

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 64, 68, 112, 119, 128, 136, 224, 238, 272, 448, 476, 544, 643, 896, 952, 1088, 1286, 1904, 1999, 2176, 2572, 3808, 3998, 4501, 5144, 7616, 7996, 9002, 10288, 10931, 13993, 15232, 15992, 18004, 20576, 21862, 27986, 31984, 33983, 36008, 41152, 43724, 55972, 63968, 67966, 72016, 76517, 82304, 87448, 111944, 127936, 135932, 144032, 153034, 174896, 223888, 237881, 255872, 271864, 288064, 306068, 349792, 447776, 475762, 543728, 576128, 612136, 699584, 895552, 951524, 1087456, 1224272, 1285357, 1399168, 1791104, 1903048, 2174912, 2448544, 2570714, 3806096, 4349824, 4897088, 5141428, 7612192, 8997499, 9794176, 10282856, 15224384, 17994998, 20565712, 21851069, 30448768, 35989996, 41131424, 43702138, 71979992, 82262848, 87404276, 143959984, 152957483, 164525696, 174808552, 287919968, 305914966, 349617104, 575839936, 611829932, 699234208, 1151679872, 1223659864, 1398468416, 2447319728, 2796936832, 4894639456, 9789278912, 19578557824]

約数ペア:

[(1, 19578557824), (2, 9789278912), (4, 4894639456), (7, 2796936832), (8, 2447319728), (14, 1398468416), (16, 1223659864), (17, 1151679872), (28, 699234208), (32, 611829932), (34, 575839936), (56, 349617104), (64, 305914966), (68, 287919968), (112, 174808552), (119, 164525696), (128, 152957483), (136, 143959984), (224, 87404276), (238, 82262848), (272, 71979992), (448, 43702138), (476, 41131424), (544, 35989996), (643, 30448768), (896, 21851069), (952, 20565712), (1088, 17994998), (1286, 15224384), (1904, 10282856), (1999, 9794176), (2176, 8997499), (2572, 7612192), (3808, 5141428), (3998, 4897088), (4501, 4349824), (5144, 3806096), (7616, 2570714), (7996, 2448544), (9002, 2174912), (10288, 1903048), (10931, 1791104), (13993, 1399168), (15232, 1285357), (15992, 1224272), (18004, 1087456), (20576, 951524), (21862, 895552), (27986, 699584), (31984, 612136), (33983, 576128), (36008, 543728), (41152, 475762), (43724, 447776), (55972, 349792), (63968, 306068), (67966, 288064), (72016, 271864), (76517, 255872), (82304, 237881), (87448, 223888), (111944, 174896), (127936, 153034), (135932, 144032)]