20809096

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:155

約数の個数: 96

約数和(自身を含む): 50944320

約数和(自身を除く): 30135224

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 37, 44, 56, 74, 77, 83, 88, 121, 148, 154, 166, 242, 259, 296, 308, 332, 407, 484, 518, 581, 616, 664, 814, 847, 913, 968, 1036, 1162, 1628, 1694, 1826, 2072, 2324, 2849, 3071, 3256, 3388, 3652, 4477, 4648, 5698, 6142, 6391, 6776, 7304, 8954, 10043, 11396, 12284, 12782, 17908, 20086, 21497, 22792, 24568, 25564, 31339, 33781, 35816, 40172, 42994, 51128, 62678, 67562, 70301, 80344, 85988, 125356, 135124, 140602, 171976, 236467, 250712, 270248, 281204, 371591, 472934, 562408, 743182, 945868, 1486364, 1891736, 2601137, 2972728, 5202274, 10404548, 20809096]

約数ペア:

[(1, 20809096), (2, 10404548), (4, 5202274), (7, 2972728), (8, 2601137), (11, 1891736), (14, 1486364), (22, 945868), (28, 743182), (37, 562408), (44, 472934), (56, 371591), (74, 281204), (77, 270248), (83, 250712), (88, 236467), (121, 171976), (148, 140602), (154, 135124), (166, 125356), (242, 85988), (259, 80344), (296, 70301), (308, 67562), (332, 62678), (407, 51128), (484, 42994), (518, 40172), (581, 35816), (616, 33781), (664, 31339), (814, 25564), (847, 24568), (913, 22792), (968, 21497), (1036, 20086), (1162, 17908), (1628, 12782), (1694, 12284), (1826, 11396), (2072, 10043), (2324, 8954), (2849, 7304), (3071, 6776), (3256, 6391), (3388, 6142), (3652, 5698), (4477, 4648)]