20512756488

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{89189}}^1$

素因数の和:89279

約数の個数: 96

約数和(自身を含む): 60235358400

約数和(自身を除く): 39722601912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 168, 222, 259, 296, 444, 518, 777, 888, 1036, 1369, 1554, 2072, 2738, 3108, 4107, 5476, 6216, 8214, 9583, 10952, 16428, 19166, 28749, 32856, 38332, 57498, 76664, 89189, 114996, 178378, 229992, 267567, 356756, 535134, 624323, 713512, 1070268, 1248646, 1872969, 2140536, 2497292, 3299993, 3745938, 4994584, 6599986, 7491876, 9899979, 13199972, 14983752, 19799958, 23099951, 26399944, 39599916, 46199902, 69299853, 79199832, 92399804, 122099741, 138599706, 184799608, 244199482, 277199412, 366299223, 488398964, 554398824, 732598446, 854698187, 976797928, 1465196892, 1709396374, 2564094561, 2930393784, 3418792748, 5128189122, 6837585496, 10256378244, 20512756488]

約数ペア:

[(1, 20512756488), (2, 10256378244), (3, 6837585496), (4, 5128189122), (6, 3418792748), (7, 2930393784), (8, 2564094561), (12, 1709396374), (14, 1465196892), (21, 976797928), (24, 854698187), (28, 732598446), (37, 554398824), (42, 488398964), (56, 366299223), (74, 277199412), (84, 244199482), (111, 184799608), (148, 138599706), (168, 122099741), (222, 92399804), (259, 79199832), (296, 69299853), (444, 46199902), (518, 39599916), (777, 26399944), (888, 23099951), (1036, 19799958), (1369, 14983752), (1554, 13199972), (2072, 9899979), (2738, 7491876), (3108, 6599986), (4107, 4994584), (5476, 3745938), (6216, 3299993), (8214, 2497292), (9583, 2140536), (10952, 1872969), (16428, 1248646), (19166, 1070268), (28749, 713512), (32856, 624323), (38332, 535134), (57498, 356756), (76664, 267567), (89189, 229992), (114996, 178378)]