19863228

素因数分解:

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

素因数の和:152

約数の個数: 144

約数和(自身を含む): 61133184

約数和(自身を除く): 41269956

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 37, 42, 44, 49, 66, 74, 77, 83, 84, 98, 111, 132, 147, 148, 154, 166, 196, 222, 231, 249, 259, 294, 308, 332, 407, 444, 462, 498, 518, 539, 581, 588, 777, 814, 913, 924, 996, 1036, 1078, 1162, 1221, 1554, 1617, 1628, 1743, 1813, 1826, 2156, 2324, 2442, 2739, 2849, 3071, 3108, 3234, 3486, 3626, 3652, 4067, 4884, 5439, 5478, 5698, 6142, 6391, 6468, 6972, 7252, 8134, 8547, 9213, 10878, 10956, 11396, 12201, 12284, 12782, 16268, 17094, 18426, 19173, 19943, 21497, 21756, 24402, 25564, 33781, 34188, 36852, 38346, 39886, 42994, 44737, 48804, 59829, 64491, 67562, 76692, 79772, 85988, 89474, 101343, 119658, 128982, 134211, 135124, 150479, 178948, 202686, 236467, 239316, 257964, 268422, 300958, 405372, 451437, 472934, 536844, 601916, 709401, 902874, 945868, 1418802, 1655269, 1805748, 2837604, 3310538, 4965807, 6621076, 9931614, 19863228]

約数ペア:

[(1, 19863228), (2, 9931614), (3, 6621076), (4, 4965807), (6, 3310538), (7, 2837604), (11, 1805748), (12, 1655269), (14, 1418802), (21, 945868), (22, 902874), (28, 709401), (33, 601916), (37, 536844), (42, 472934), (44, 451437), (49, 405372), (66, 300958), (74, 268422), (77, 257964), (83, 239316), (84, 236467), (98, 202686), (111, 178948), (132, 150479), (147, 135124), (148, 134211), (154, 128982), (166, 119658), (196, 101343), (222, 89474), (231, 85988), (249, 79772), (259, 76692), (294, 67562), (308, 64491), (332, 59829), (407, 48804), (444, 44737), (462, 42994), (498, 39886), (518, 38346), (539, 36852), (581, 34188), (588, 33781), (777, 25564), (814, 24402), (913, 21756), (924, 21497), (996, 19943), (1036, 19173), (1078, 18426), (1162, 17094), (1221, 16268), (1554, 12782), (1617, 12284), (1628, 12201), (1743, 11396), (1813, 10956), (1826, 10878), (2156, 9213), (2324, 8547), (2442, 8134), (2739, 7252), (2849, 6972), (3071, 6468), (3108, 6391), (3234, 6142), (3486, 5698), (3626, 5478), (3652, 5439), (4067, 4884)]