2049007842

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{107}}^1\times {\mathrm{421}}^1$

素因数の和:581

約数の個数: 144

約数和(自身を含む): 5417710272

約数和(自身を除く): 3368702430

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 107, 114, 126, 133, 171, 214, 266, 321, 342, 361, 399, 421, 642, 722, 749, 798, 842, 963, 1083, 1197, 1263, 1498, 1926, 2033, 2166, 2247, 2394, 2526, 2527, 2947, 3249, 3789, 4066, 4494, 5054, 5894, 6099, 6498, 6741, 7578, 7581, 7999, 8841, 12198, 13482, 14231, 15162, 15998, 17682, 18297, 22743, 23997, 26523, 28462, 36594, 38627, 42693, 45047, 45486, 47994, 53046, 55993, 71991, 77254, 85386, 90094, 111986, 115881, 128079, 135141, 143982, 151981, 167979, 231762, 256158, 270282, 270389, 303962, 315329, 335958, 347643, 405423, 455943, 503937, 540778, 630658, 695286, 810846, 811167, 855893, 911886, 945987, 1007874, 1063867, 1367829, 1622334, 1711786, 1891974, 2127734, 2433501, 2567679, 2735658, 2837961, 3191601, 4867002, 5135358, 5675922, 5991251, 6383202, 7703037, 9574803, 11982502, 15406074, 16261967, 17973753, 19149606, 32523934, 35947506, 48785901, 53921259, 97571802, 107842518, 113833769, 146357703, 227667538, 292715406, 341501307, 683002614, 1024503921, 2049007842]

約数ペア:

[(1, 2049007842), (2, 1024503921), (3, 683002614), (6, 341501307), (7, 292715406), (9, 227667538), (14, 146357703), (18, 113833769), (19, 107842518), (21, 97571802), (38, 53921259), (42, 48785901), (57, 35947506), (63, 32523934), (107, 19149606), (114, 17973753), (126, 16261967), (133, 15406074), (171, 11982502), (214, 9574803), (266, 7703037), (321, 6383202), (342, 5991251), (361, 5675922), (399, 5135358), (421, 4867002), (642, 3191601), (722, 2837961), (749, 2735658), (798, 2567679), (842, 2433501), (963, 2127734), (1083, 1891974), (1197, 1711786), (1263, 1622334), (1498, 1367829), (1926, 1063867), (2033, 1007874), (2166, 945987), (2247, 911886), (2394, 855893), (2526, 811167), (2527, 810846), (2947, 695286), (3249, 630658), (3789, 540778), (4066, 503937), (4494, 455943), (5054, 405423), (5894, 347643), (6099, 335958), (6498, 315329), (6741, 303962), (7578, 270389), (7581, 270282), (7999, 256158), (8841, 231762), (12198, 167979), (13482, 151981), (14231, 143982), (15162, 135141), (15998, 128079), (17682, 115881), (18297, 111986), (22743, 90094), (23997, 85386), (26523, 77254), (28462, 71991), (36594, 55993), (38627, 53046), (42693, 47994), (45047, 45486)]