19213656

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:345

約数の個数: 128

約数和(自身を含む): 61724160

約数和(自身を除く): 42510504

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 37, 42, 44, 56, 66, 74, 77, 84, 88, 111, 132, 148, 154, 168, 222, 231, 259, 264, 281, 296, 308, 407, 444, 462, 518, 562, 616, 777, 814, 843, 888, 924, 1036, 1124, 1221, 1554, 1628, 1686, 1848, 1967, 2072, 2248, 2442, 2849, 3091, 3108, 3256, 3372, 3934, 4884, 5698, 5901, 6182, 6216, 6744, 7868, 8547, 9273, 9768, 10397, 11396, 11802, 12364, 15736, 17094, 18546, 20794, 21637, 22792, 23604, 24728, 31191, 34188, 37092, 41588, 43274, 47208, 62382, 64911, 68376, 72779, 74184, 83176, 86548, 114367, 124764, 129822, 145558, 173096, 218337, 228734, 249528, 259644, 291116, 343101, 436674, 457468, 519288, 582232, 686202, 800569, 873348, 914936, 1372404, 1601138, 1746696, 2401707, 2744808, 3202276, 4803414, 6404552, 9606828, 19213656]

約数ペア:

[(1, 19213656), (2, 9606828), (3, 6404552), (4, 4803414), (6, 3202276), (7, 2744808), (8, 2401707), (11, 1746696), (12, 1601138), (14, 1372404), (21, 914936), (22, 873348), (24, 800569), (28, 686202), (33, 582232), (37, 519288), (42, 457468), (44, 436674), (56, 343101), (66, 291116), (74, 259644), (77, 249528), (84, 228734), (88, 218337), (111, 173096), (132, 145558), (148, 129822), (154, 124764), (168, 114367), (222, 86548), (231, 83176), (259, 74184), (264, 72779), (281, 68376), (296, 64911), (308, 62382), (407, 47208), (444, 43274), (462, 41588), (518, 37092), (562, 34188), (616, 31191), (777, 24728), (814, 23604), (843, 22792), (888, 21637), (924, 20794), (1036, 18546), (1124, 17094), (1221, 15736), (1554, 12364), (1628, 11802), (1686, 11396), (1848, 10397), (1967, 9768), (2072, 9273), (2248, 8547), (2442, 7868), (2849, 6744), (3091, 6216), (3108, 6182), (3256, 5901), (3372, 5698), (3934, 4884)]