20946816

素因数分解:

$2^7\times 3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:82

約数の個数: 256

約数和(自身を含む): 73440000

約数和(自身を除く): 52493184

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 27, 29, 32, 33, 36, 38, 44, 48, 54, 57, 58, 64, 66, 72, 76, 87, 88, 96, 99, 108, 114, 116, 128, 132, 144, 152, 171, 174, 176, 192, 198, 209, 216, 228, 232, 261, 264, 288, 297, 304, 319, 342, 348, 352, 384, 396, 418, 432, 456, 464, 513, 522, 528, 551, 576, 594, 608, 627, 638, 684, 696, 704, 783, 792, 836, 864, 912, 928, 957, 1026, 1044, 1056, 1102, 1152, 1188, 1216, 1254, 1276, 1368, 1392, 1408, 1566, 1584, 1653, 1672, 1728, 1824, 1856, 1881, 1914, 2052, 2088, 2112, 2204, 2376, 2432, 2508, 2552, 2736, 2784, 2871, 3132, 3168, 3306, 3344, 3456, 3648, 3712, 3762, 3828, 4104, 4176, 4224, 4408, 4752, 4959, 5016, 5104, 5472, 5568, 5643, 5742, 6061, 6264, 6336, 6612, 6688, 7296, 7524, 7656, 8208, 8352, 8613, 8816, 9504, 9918, 10032, 10208, 10944, 11136, 11286, 11484, 12122, 12528, 12672, 13224, 13376, 14877, 15048, 15312, 16416, 16704, 17226, 17632, 18183, 19008, 19836, 20064, 20416, 21888, 22572, 22968, 24244, 25056, 26448, 26752, 29754, 30096, 30624, 32832, 33408, 34452, 35264, 36366, 38016, 39672, 40128, 40832, 45144, 45936, 48488, 50112, 52896, 54549, 59508, 60192, 61248, 65664, 68904, 70528, 72732, 79344, 80256, 90288, 91872, 96976, 100224, 105792, 109098, 119016, 120384, 122496, 137808, 145464, 158688, 163647, 180576, 183744, 193952, 211584, 218196, 238032, 240768, 275616, 290928, 317376, 327294, 361152, 367488, 387904, 436392, 476064, 551232, 581856, 634752, 654588, 722304, 775808, 872784, 952128, 1102464, 1163712, 1309176, 1745568, 1904256, 2327424, 2618352, 3491136, 5236704, 6982272, 10473408, 20946816]

約数ペア:

[(1, 20946816), (2, 10473408), (3, 6982272), (4, 5236704), (6, 3491136), (8, 2618352), (9, 2327424), (11, 1904256), (12, 1745568), (16, 1309176), (18, 1163712), (19, 1102464), (22, 952128), (24, 872784), (27, 775808), (29, 722304), (32, 654588), (33, 634752), (36, 581856), (38, 551232), (44, 476064), (48, 436392), (54, 387904), (57, 367488), (58, 361152), (64, 327294), (66, 317376), (72, 290928), (76, 275616), (87, 240768), (88, 238032), (96, 218196), (99, 211584), (108, 193952), (114, 183744), (116, 180576), (128, 163647), (132, 158688), (144, 145464), (152, 137808), (171, 122496), (174, 120384), (176, 119016), (192, 109098), (198, 105792), (209, 100224), (216, 96976), (228, 91872), (232, 90288), (261, 80256), (264, 79344), (288, 72732), (297, 70528), (304, 68904), (319, 65664), (342, 61248), (348, 60192), (352, 59508), (384, 54549), (396, 52896), (418, 50112), (432, 48488), (456, 45936), (464, 45144), (513, 40832), (522, 40128), (528, 39672), (551, 38016), (576, 36366), (594, 35264), (608, 34452), (627, 33408), (638, 32832), (684, 30624), (696, 30096), (704, 29754), (783, 26752), (792, 26448), (836, 25056), (864, 24244), (912, 22968), (928, 22572), (957, 21888), (1026, 20416), (1044, 20064), (1056, 19836), (1102, 19008), (1152, 18183), (1188, 17632), (1216, 17226), (1254, 16704), (1276, 16416), (1368, 15312), (1392, 15048), (1408, 14877), (1566, 13376), (1584, 13224), (1653, 12672), (1672, 12528), (1728, 12122), (1824, 11484), (1856, 11286), (1881, 11136), (1914, 10944), (2052, 10208), (2088, 10032), (2112, 9918), (2204, 9504), (2376, 8816), (2432, 8613), (2508, 8352), (2552, 8208), (2736, 7656), (2784, 7524), (2871, 7296), (3132, 6688), (3168, 6612), (3306, 6336), (3344, 6264), (3456, 6061), (3648, 5742), (3712, 5643), (3762, 5568), (3828, 5472), (4104, 5104), (4176, 5016), (4224, 4959), (4408, 4752)]