19940432512

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8191}}^1$

素因数の和:8255

約数の個数: 256

約数和(自身を含む): 56151244800

約数和(自身を除く): 36210812288

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 19, 22, 26, 28, 32, 38, 44, 52, 56, 64, 76, 77, 88, 91, 104, 112, 128, 133, 143, 152, 154, 176, 182, 208, 209, 224, 247, 266, 286, 304, 308, 352, 364, 416, 418, 448, 494, 532, 572, 608, 616, 704, 728, 832, 836, 896, 988, 1001, 1064, 1144, 1216, 1232, 1408, 1456, 1463, 1664, 1672, 1729, 1976, 2002, 2128, 2288, 2432, 2464, 2717, 2912, 2926, 3344, 3458, 3952, 4004, 4256, 4576, 4928, 5434, 5824, 5852, 6688, 6916, 7904, 8008, 8191, 8512, 9152, 9856, 10868, 11648, 11704, 13376, 13832, 15808, 16016, 16382, 17024, 18304, 19019, 21736, 23408, 26752, 27664, 31616, 32032, 32764, 38038, 43472, 46816, 55328, 57337, 64064, 65528, 76076, 86944, 90101, 93632, 106483, 110656, 114674, 128128, 131056, 152152, 155629, 173888, 180202, 187264, 212966, 221312, 229348, 262112, 304304, 311258, 347776, 360404, 425932, 458696, 524224, 608608, 622516, 630707, 720808, 745381, 851864, 917392, 1048448, 1089403, 1171313, 1217216, 1245032, 1261414, 1441616, 1490762, 1703728, 1711919, 1834784, 2023177, 2178806, 2342626, 2434432, 2490064, 2522828, 2883232, 2981524, 3407456, 3423838, 3669568, 4046354, 4357612, 4685252, 4980128, 5045656, 5766464, 5963048, 6814912, 6847676, 7339136, 8092708, 8199191, 8715224, 9370504, 9960256, 10091312, 11532928, 11926096, 11983433, 13629824, 13695352, 14162239, 16185416, 16398382, 17430448, 18741008, 19920512, 20182624, 22254947, 23852192, 23966866, 27390704, 28324478, 32370832, 32796764, 34860896, 37482016, 40365248, 44509894, 47704384, 47933732, 54781408, 56648956, 64741664, 65593528, 69721792, 74964032, 80730496, 89019788, 95408768, 95867464, 109562816, 113297912, 129483328, 131187056, 139443584, 149928064, 155784629, 178039576, 191734928, 219125632, 226595824, 258966656, 262374112, 311569258, 356079152, 383469856, 453191648, 524748224, 623138516, 712158304, 766939712, 906383296, 1049496448, 1246277032, 1424316608, 1533879424, 1812766592, 2492554064, 2848633216, 4985108128, 9970216256, 19940432512]

約数ペア:

[(1, 19940432512), (2, 9970216256), (4, 4985108128), (7, 2848633216), (8, 2492554064), (11, 1812766592), (13, 1533879424), (14, 1424316608), (16, 1246277032), (19, 1049496448), (22, 906383296), (26, 766939712), (28, 712158304), (32, 623138516), (38, 524748224), (44, 453191648), (52, 383469856), (56, 356079152), (64, 311569258), (76, 262374112), (77, 258966656), (88, 226595824), (91, 219125632), (104, 191734928), (112, 178039576), (128, 155784629), (133, 149928064), (143, 139443584), (152, 131187056), (154, 129483328), (176, 113297912), (182, 109562816), (208, 95867464), (209, 95408768), (224, 89019788), (247, 80730496), (266, 74964032), (286, 69721792), (304, 65593528), (308, 64741664), (352, 56648956), (364, 54781408), (416, 47933732), (418, 47704384), (448, 44509894), (494, 40365248), (532, 37482016), (572, 34860896), (608, 32796764), (616, 32370832), (704, 28324478), (728, 27390704), (832, 23966866), (836, 23852192), (896, 22254947), (988, 20182624), (1001, 19920512), (1064, 18741008), (1144, 17430448), (1216, 16398382), (1232, 16185416), (1408, 14162239), (1456, 13695352), (1463, 13629824), (1664, 11983433), (1672, 11926096), (1729, 11532928), (1976, 10091312), (2002, 9960256), (2128, 9370504), (2288, 8715224), (2432, 8199191), (2464, 8092708), (2717, 7339136), (2912, 6847676), (2926, 6814912), (3344, 5963048), (3458, 5766464), (3952, 5045656), (4004, 4980128), (4256, 4685252), (4576, 4357612), (4928, 4046354), (5434, 3669568), (5824, 3423838), (5852, 3407456), (6688, 2981524), (6916, 2883232), (7904, 2522828), (8008, 2490064), (8191, 2434432), (8512, 2342626), (9152, 2178806), (9856, 2023177), (10868, 1834784), (11648, 1711919), (11704, 1703728), (13376, 1490762), (13832, 1441616), (15808, 1261414), (16016, 1245032), (16382, 1217216), (17024, 1171313), (18304, 1089403), (19019, 1048448), (21736, 917392), (23408, 851864), (26752, 745381), (27664, 720808), (31616, 630707), (32032, 622516), (32764, 608608), (38038, 524224), (43472, 458696), (46816, 425932), (55328, 360404), (57337, 347776), (64064, 311258), (65528, 304304), (76076, 262112), (86944, 229348), (90101, 221312), (93632, 212966), (106483, 187264), (110656, 180202), (114674, 173888), (128128, 155629), (131056, 152152)]