20805621984

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{547}}^1$

素因数の和:923

約数の個数: 384

約数和(自身を含む): 73356595200

約数和(自身を除く): 52550973216

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 32, 36, 38, 42, 48, 54, 56, 57, 63, 72, 76, 84, 96, 108, 112, 114, 126, 133, 144, 152, 168, 171, 189, 216, 224, 228, 252, 266, 288, 304, 331, 336, 342, 378, 399, 432, 456, 504, 513, 532, 547, 608, 662, 672, 684, 756, 798, 864, 912, 993, 1008, 1026, 1064, 1094, 1197, 1324, 1368, 1512, 1596, 1641, 1824, 1986, 2016, 2052, 2128, 2188, 2317, 2394, 2648, 2736, 2979, 3024, 3192, 3282, 3591, 3829, 3972, 4104, 4256, 4376, 4634, 4788, 4923, 5296, 5472, 5958, 6048, 6289, 6384, 6564, 6951, 7182, 7658, 7944, 8208, 8752, 8937, 9268, 9576, 9846, 10393, 10592, 11487, 11916, 12578, 12768, 13128, 13902, 14364, 14769, 15316, 15888, 16416, 17504, 17874, 18536, 18867, 19152, 19692, 20786, 20853, 22974, 23832, 25156, 26256, 27804, 28728, 29538, 30632, 31179, 31776, 34461, 35748, 37072, 37734, 38304, 39384, 41572, 41706, 44023, 45948, 47664, 50312, 52512, 55608, 56601, 57456, 59076, 61264, 62358, 62559, 68922, 71496, 72751, 74144, 75468, 78768, 83144, 83412, 88046, 91896, 93537, 95328, 100624, 103383, 111216, 113202, 114912, 118152, 122528, 124716, 125118, 132069, 137844, 142992, 145502, 150936, 157536, 166288, 166824, 169803, 176092, 181057, 183792, 187074, 201248, 206766, 218253, 222432, 226404, 236304, 249432, 250236, 264138, 275688, 280611, 285984, 291004, 301872, 332576, 333648, 339606, 352184, 362114, 367584, 374148, 396207, 413532, 436506, 452808, 472608, 498864, 500472, 528276, 543171, 551376, 561222, 582008, 603744, 654759, 667296, 679212, 704368, 724228, 748296, 792414, 827064, 873012, 905616, 997728, 1000944, 1056552, 1086342, 1102752, 1122444, 1164016, 1188621, 1267399, 1309518, 1358424, 1408736, 1448456, 1496592, 1584828, 1629513, 1654128, 1746024, 1811232, 1964277, 2001888, 2113104, 2172684, 2244888, 2328032, 2377242, 2534798, 2619036, 2716848, 2896912, 2993184, 3169656, 3259026, 3308256, 3440083, 3492048, 3802197, 3928554, 4226208, 4345368, 4489776, 4754484, 4888539, 5069596, 5238072, 5433696, 5793824, 6339312, 6518052, 6880166, 6984096, 7604394, 7857108, 8690736, 8979552, 9508968, 9777078, 10139192, 10320249, 10476144, 11406591, 12678624, 13036104, 13760332, 15208788, 15714216, 17381472, 19017936, 19554156, 20278384, 20640498, 20952288, 22813182, 24080581, 26072208, 27520664, 30417576, 30960747, 31428432, 34219773, 38035872, 39108312, 40556768, 41280996, 45626364, 48161162, 52144416, 55041328, 60835152, 61921494, 62856864, 68439546, 72241743, 78216624, 82561992, 91252728, 92882241, 96322324, 110082656, 121670304, 123842988, 136879092, 144483486, 156433248, 165123984, 182505456, 185764482, 192644648, 216725229, 247685976, 273758184, 288966972, 330247968, 365010912, 371528964, 385289296, 433450458, 495371952, 547516368, 577933944, 650175687, 743057928, 770578592, 866900916, 990743904, 1095032736, 1155867888, 1300351374, 1486115856, 1733801832, 2311735776, 2600702748, 2972231712, 3467603664, 5201405496, 6935207328, 10402810992, 20805621984]

約数ペア:

[(1, 20805621984), (2, 10402810992), (3, 6935207328), (4, 5201405496), (6, 3467603664), (7, 2972231712), (8, 2600702748), (9, 2311735776), (12, 1733801832), (14, 1486115856), (16, 1300351374), (18, 1155867888), (19, 1095032736), (21, 990743904), (24, 866900916), (27, 770578592), (28, 743057928), (32, 650175687), (36, 577933944), (38, 547516368), (42, 495371952), (48, 433450458), (54, 385289296), (56, 371528964), (57, 365010912), (63, 330247968), (72, 288966972), (76, 273758184), (84, 247685976), (96, 216725229), (108, 192644648), (112, 185764482), (114, 182505456), (126, 165123984), (133, 156433248), (144, 144483486), (152, 136879092), (168, 123842988), (171, 121670304), (189, 110082656), (216, 96322324), (224, 92882241), (228, 91252728), (252, 82561992), (266, 78216624), (288, 72241743), (304, 68439546), (331, 62856864), (336, 61921494), (342, 60835152), (378, 55041328), (399, 52144416), (432, 48161162), (456, 45626364), (504, 41280996), (513, 40556768), (532, 39108312), (547, 38035872), (608, 34219773), (662, 31428432), (672, 30960747), (684, 30417576), (756, 27520664), (798, 26072208), (864, 24080581), (912, 22813182), (993, 20952288), (1008, 20640498), (1026, 20278384), (1064, 19554156), (1094, 19017936), (1197, 17381472), (1324, 15714216), (1368, 15208788), (1512, 13760332), (1596, 13036104), (1641, 12678624), (1824, 11406591), (1986, 10476144), (2016, 10320249), (2052, 10139192), (2128, 9777078), (2188, 9508968), (2317, 8979552), (2394, 8690736), (2648, 7857108), (2736, 7604394), (2979, 6984096), (3024, 6880166), (3192, 6518052), (3282, 6339312), (3591, 5793824), (3829, 5433696), (3972, 5238072), (4104, 5069596), (4256, 4888539), (4376, 4754484), (4634, 4489776), (4788, 4345368), (4923, 4226208), (5296, 3928554), (5472, 3802197), (5958, 3492048), (6048, 3440083), (6289, 3308256), (6384, 3259026), (6564, 3169656), (6951, 2993184), (7182, 2896912), (7658, 2716848), (7944, 2619036), (8208, 2534798), (8752, 2377242), (8937, 2328032), (9268, 2244888), (9576, 2172684), (9846, 2113104), (10393, 2001888), (10592, 1964277), (11487, 1811232), (11916, 1746024), (12578, 1654128), (12768, 1629513), (13128, 1584828), (13902, 1496592), (14364, 1448456), (14769, 1408736), (15316, 1358424), (15888, 1309518), (16416, 1267399), (17504, 1188621), (17874, 1164016), (18536, 1122444), (18867, 1102752), (19152, 1086342), (19692, 1056552), (20786, 1000944), (20853, 997728), (22974, 905616), (23832, 873012), (25156, 827064), (26256, 792414), (27804, 748296), (28728, 724228), (29538, 704368), (30632, 679212), (31179, 667296), (31776, 654759), (34461, 603744), (35748, 582008), (37072, 561222), (37734, 551376), (38304, 543171), (39384, 528276), (41572, 500472), (41706, 498864), (44023, 472608), (45948, 452808), (47664, 436506), (50312, 413532), (52512, 396207), (55608, 374148), (56601, 367584), (57456, 362114), (59076, 352184), (61264, 339606), (62358, 333648), (62559, 332576), (68922, 301872), (71496, 291004), (72751, 285984), (74144, 280611), (75468, 275688), (78768, 264138), (83144, 250236), (83412, 249432), (88046, 236304), (91896, 226404), (93537, 222432), (95328, 218253), (100624, 206766), (103383, 201248), (111216, 187074), (113202, 183792), (114912, 181057), (118152, 176092), (122528, 169803), (124716, 166824), (125118, 166288), (132069, 157536), (137844, 150936), (142992, 145502)]