20990592

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:183

約数の個数: 192

約数和(自身を含む): 73195200

約数和(自身を除く): 52204608

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 56, 57, 63, 64, 72, 76, 84, 96, 112, 114, 126, 128, 133, 137, 144, 152, 168, 171, 192, 224, 228, 252, 266, 274, 288, 304, 336, 342, 384, 399, 411, 448, 456, 504, 532, 548, 576, 608, 672, 684, 798, 822, 896, 912, 959, 1008, 1064, 1096, 1152, 1197, 1216, 1233, 1344, 1368, 1596, 1644, 1824, 1918, 2016, 2128, 2192, 2394, 2432, 2466, 2603, 2688, 2736, 2877, 3192, 3288, 3648, 3836, 4032, 4256, 4384, 4788, 4932, 5206, 5472, 5754, 6384, 6576, 7296, 7672, 7809, 8064, 8512, 8631, 8768, 9576, 9864, 10412, 10944, 11508, 12768, 13152, 15344, 15618, 17024, 17262, 17536, 18221, 19152, 19728, 20824, 21888, 23016, 23427, 25536, 26304, 30688, 31236, 34524, 36442, 38304, 39456, 41648, 46032, 46854, 51072, 52608, 54663, 61376, 62472, 69048, 72884, 76608, 78912, 83296, 92064, 93708, 109326, 122752, 124944, 138096, 145768, 153216, 157824, 163989, 166592, 184128, 187416, 218652, 249888, 276192, 291536, 327978, 333184, 368256, 374832, 437304, 499776, 552384, 583072, 655956, 749664, 874608, 999552, 1104768, 1166144, 1311912, 1499328, 1749216, 2332288, 2623824, 2998656, 3498432, 5247648, 6996864, 10495296, 20990592]

約数ペア:

[(1, 20990592), (2, 10495296), (3, 6996864), (4, 5247648), (6, 3498432), (7, 2998656), (8, 2623824), (9, 2332288), (12, 1749216), (14, 1499328), (16, 1311912), (18, 1166144), (19, 1104768), (21, 999552), (24, 874608), (28, 749664), (32, 655956), (36, 583072), (38, 552384), (42, 499776), (48, 437304), (56, 374832), (57, 368256), (63, 333184), (64, 327978), (72, 291536), (76, 276192), (84, 249888), (96, 218652), (112, 187416), (114, 184128), (126, 166592), (128, 163989), (133, 157824), (137, 153216), (144, 145768), (152, 138096), (168, 124944), (171, 122752), (192, 109326), (224, 93708), (228, 92064), (252, 83296), (266, 78912), (274, 76608), (288, 72884), (304, 69048), (336, 62472), (342, 61376), (384, 54663), (399, 52608), (411, 51072), (448, 46854), (456, 46032), (504, 41648), (532, 39456), (548, 38304), (576, 36442), (608, 34524), (672, 31236), (684, 30688), (798, 26304), (822, 25536), (896, 23427), (912, 23016), (959, 21888), (1008, 20824), (1064, 19728), (1096, 19152), (1152, 18221), (1197, 17536), (1216, 17262), (1233, 17024), (1344, 15618), (1368, 15344), (1596, 13152), (1644, 12768), (1824, 11508), (1918, 10944), (2016, 10412), (2128, 9864), (2192, 9576), (2394, 8768), (2432, 8631), (2466, 8512), (2603, 8064), (2688, 7809), (2736, 7672), (2877, 7296), (3192, 6576), (3288, 6384), (3648, 5754), (3836, 5472), (4032, 5206), (4256, 4932), (4384, 4788)]