20107318784

素因数分解:

$2^9\times 7^1\times {\mathrm{19}}^2\times {\mathrm{15541}}^1$

素因数の和:15604

約数の個数: 120

約数和(自身を含む): 48461572368

約数和(自身を除く): 28354253584

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 256, 266, 304, 361, 448, 512, 532, 608, 722, 896, 1064, 1216, 1444, 1792, 2128, 2432, 2527, 2888, 3584, 4256, 4864, 5054, 5776, 8512, 9728, 10108, 11552, 15541, 17024, 20216, 23104, 31082, 34048, 40432, 46208, 62164, 68096, 80864, 92416, 108787, 124328, 161728, 184832, 217574, 248656, 295279, 323456, 435148, 497312, 590558, 646912, 870296, 994624, 1181116, 1293824, 1740592, 1989248, 2066953, 2362232, 3481184, 3978496, 4133906, 4724464, 5610301, 6962368, 7956992, 8267812, 9448928, 11220602, 13924736, 16535624, 18897856, 22441204, 27849472, 33071248, 37795712, 39272107, 44882408, 55698944, 66142496, 75591424, 78544214, 89764816, 132284992, 151182848, 157088428, 179529632, 264569984, 314176856, 359059264, 529139968, 628353712, 718118528, 1058279936, 1256707424, 1436237056, 2513414848, 2872474112, 5026829696, 10053659392, 20107318784]

約数ペア:

[(1, 20107318784), (2, 10053659392), (4, 5026829696), (7, 2872474112), (8, 2513414848), (14, 1436237056), (16, 1256707424), (19, 1058279936), (28, 718118528), (32, 628353712), (38, 529139968), (56, 359059264), (64, 314176856), (76, 264569984), (112, 179529632), (128, 157088428), (133, 151182848), (152, 132284992), (224, 89764816), (256, 78544214), (266, 75591424), (304, 66142496), (361, 55698944), (448, 44882408), (512, 39272107), (532, 37795712), (608, 33071248), (722, 27849472), (896, 22441204), (1064, 18897856), (1216, 16535624), (1444, 13924736), (1792, 11220602), (2128, 9448928), (2432, 8267812), (2527, 7956992), (2888, 6962368), (3584, 5610301), (4256, 4724464), (4864, 4133906), (5054, 3978496), (5776, 3481184), (8512, 2362232), (9728, 2066953), (10108, 1989248), (11552, 1740592), (15541, 1293824), (17024, 1181116), (20216, 994624), (23104, 870296), (31082, 646912), (34048, 590558), (40432, 497312), (46208, 435148), (62164, 323456), (68096, 295279), (80864, 248656), (92416, 217574), (108787, 184832), (124328, 161728)]