19904419584

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{42557}}^1$

素因数の和:42615

約数の個数: 216

約数和(自身を含む): 67851070560

約数和(自身を除く): 47946650976

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 29, 32, 36, 42, 48, 56, 58, 63, 64, 72, 84, 87, 96, 112, 116, 126, 128, 144, 168, 174, 192, 203, 224, 232, 252, 256, 261, 288, 336, 348, 384, 406, 448, 464, 504, 522, 576, 609, 672, 696, 768, 812, 896, 928, 1008, 1044, 1152, 1218, 1344, 1392, 1624, 1792, 1827, 1856, 2016, 2088, 2304, 2436, 2688, 2784, 3248, 3654, 3712, 4032, 4176, 4872, 5376, 5568, 6496, 7308, 7424, 8064, 8352, 9744, 11136, 12992, 14616, 16128, 16704, 19488, 22272, 25984, 29232, 33408, 38976, 42557, 51968, 58464, 66816, 77952, 85114, 116928, 127671, 155904, 170228, 233856, 255342, 297899, 340456, 383013, 467712, 510684, 595798, 680912, 766026, 893697, 1021368, 1191596, 1234153, 1361824, 1532052, 1787394, 2042736, 2383192, 2468306, 2681091, 2723648, 3064104, 3574788, 3702459, 4085472, 4766384, 4936612, 5362182, 5447296, 6128208, 7149576, 7404918, 8170944, 8639071, 9532768, 9873224, 10724364, 10894592, 11107377, 12256416, 14299152, 14809836, 16341888, 17278142, 19065536, 19746448, 21448728, 22214754, 24512832, 25917213, 28598304, 29619672, 32683776, 34556284, 38131072, 39492896, 42897456, 44429508, 49025664, 51834426, 57196608, 59239344, 69112568, 76262144, 77751639, 78985792, 85794912, 88859016, 98051328, 103668852, 114393216, 118478688, 138225136, 155503278, 157971584, 171589824, 177718032, 207337704, 228786432, 236957376, 276450272, 311006556, 315943168, 343179648, 355436064, 414675408, 473914752, 552900544, 622013112, 686359296, 710872128, 829350816, 947829504, 1105801088, 1244026224, 1421744256, 1658701632, 2211602176, 2488052448, 2843488512, 3317403264, 4976104896, 6634806528, 9952209792, 19904419584]

約数ペア:

[(1, 19904419584), (2, 9952209792), (3, 6634806528), (4, 4976104896), (6, 3317403264), (7, 2843488512), (8, 2488052448), (9, 2211602176), (12, 1658701632), (14, 1421744256), (16, 1244026224), (18, 1105801088), (21, 947829504), (24, 829350816), (28, 710872128), (29, 686359296), (32, 622013112), (36, 552900544), (42, 473914752), (48, 414675408), (56, 355436064), (58, 343179648), (63, 315943168), (64, 311006556), (72, 276450272), (84, 236957376), (87, 228786432), (96, 207337704), (112, 177718032), (116, 171589824), (126, 157971584), (128, 155503278), (144, 138225136), (168, 118478688), (174, 114393216), (192, 103668852), (203, 98051328), (224, 88859016), (232, 85794912), (252, 78985792), (256, 77751639), (261, 76262144), (288, 69112568), (336, 59239344), (348, 57196608), (384, 51834426), (406, 49025664), (448, 44429508), (464, 42897456), (504, 39492896), (522, 38131072), (576, 34556284), (609, 32683776), (672, 29619672), (696, 28598304), (768, 25917213), (812, 24512832), (896, 22214754), (928, 21448728), (1008, 19746448), (1044, 19065536), (1152, 17278142), (1218, 16341888), (1344, 14809836), (1392, 14299152), (1624, 12256416), (1792, 11107377), (1827, 10894592), (1856, 10724364), (2016, 9873224), (2088, 9532768), (2304, 8639071), (2436, 8170944), (2688, 7404918), (2784, 7149576), (3248, 6128208), (3654, 5447296), (3712, 5362182), (4032, 4936612), (4176, 4766384), (4872, 4085472), (5376, 3702459), (5568, 3574788), (6496, 3064104), (7308, 2723648), (7424, 2681091), (8064, 2468306), (8352, 2383192), (9744, 2042736), (11136, 1787394), (12992, 1532052), (14616, 1361824), (16128, 1234153), (16704, 1191596), (19488, 1021368), (22272, 893697), (25984, 766026), (29232, 680912), (33408, 595798), (38976, 510684), (42557, 467712), (51968, 383013), (58464, 340456), (66816, 297899), (77952, 255342), (85114, 233856), (116928, 170228), (127671, 155904)]