18515196

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1289}}^1$

素因数の和:1328

約数の個数: 96

約数和(自身を含む): 57792000

約数和(自身を除く): 39276804

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 84, 108, 114, 126, 133, 171, 189, 228, 252, 266, 342, 378, 399, 513, 532, 684, 756, 798, 1026, 1197, 1289, 1596, 2052, 2394, 2578, 3591, 3867, 4788, 5156, 7182, 7734, 9023, 11601, 14364, 15468, 18046, 23202, 24491, 27069, 34803, 36092, 46404, 48982, 54138, 69606, 73473, 81207, 97964, 108276, 139212, 146946, 162414, 171437, 220419, 243621, 293892, 324828, 342874, 440838, 487242, 514311, 661257, 685748, 881676, 974484, 1028622, 1322514, 1542933, 2057244, 2645028, 3085866, 4628799, 6171732, 9257598, 18515196]

約数ペア:

[(1, 18515196), (2, 9257598), (3, 6171732), (4, 4628799), (6, 3085866), (7, 2645028), (9, 2057244), (12, 1542933), (14, 1322514), (18, 1028622), (19, 974484), (21, 881676), (27, 685748), (28, 661257), (36, 514311), (38, 487242), (42, 440838), (54, 342874), (57, 324828), (63, 293892), (76, 243621), (84, 220419), (108, 171437), (114, 162414), (126, 146946), (133, 139212), (171, 108276), (189, 97964), (228, 81207), (252, 73473), (266, 69606), (342, 54138), (378, 48982), (399, 46404), (513, 36092), (532, 34803), (684, 27069), (756, 24491), (798, 23202), (1026, 18046), (1197, 15468), (1289, 14364), (1596, 11601), (2052, 9023), (2394, 7734), (2578, 7182), (3591, 5156), (3867, 4788)]