20498206848

素因数分解:

$2^7\times 3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{8191}}^1$

素因数の和:8248

約数の個数: 256

約数和(自身を含む): 66846720000

約数和(自身を除く): 46348513152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 49, 56, 57, 64, 76, 84, 96, 98, 112, 114, 128, 133, 147, 152, 168, 192, 196, 224, 228, 266, 294, 304, 336, 343, 384, 392, 399, 448, 456, 532, 588, 608, 672, 686, 784, 798, 896, 912, 931, 1029, 1064, 1176, 1216, 1344, 1372, 1568, 1596, 1824, 1862, 2058, 2128, 2352, 2432, 2688, 2744, 2793, 3136, 3192, 3648, 3724, 4116, 4256, 4704, 5488, 5586, 6272, 6384, 6517, 7296, 7448, 8191, 8232, 8512, 9408, 10976, 11172, 12768, 13034, 14896, 16382, 16464, 17024, 18816, 19551, 21952, 22344, 24573, 25536, 26068, 29792, 32764, 32928, 39102, 43904, 44688, 49146, 51072, 52136, 57337, 59584, 65528, 65856, 78204, 89376, 98292, 104272, 114674, 119168, 131056, 131712, 155629, 156408, 172011, 178752, 196584, 208544, 229348, 262112, 311258, 312816, 344022, 357504, 393168, 401359, 417088, 458696, 466887, 524224, 622516, 625632, 688044, 786336, 802718, 834176, 917392, 933774, 1048448, 1089403, 1204077, 1245032, 1251264, 1376088, 1572672, 1605436, 1834784, 1867548, 2178806, 2408154, 2490064, 2502528, 2752176, 2809513, 3145344, 3210872, 3268209, 3669568, 3735096, 4357612, 4816308, 4980128, 5504352, 5619026, 6421744, 6536418, 7339136, 7470192, 7625821, 8428539, 8715224, 9632616, 9960256, 11008704, 11238052, 12843488, 13072836, 14940384, 15251642, 16857078, 17430448, 19265232, 19920512, 22017408, 22476104, 22877463, 25686976, 26145672, 29880768, 30503284, 33714156, 34860896, 38530464, 44952208, 45754926, 51373952, 52291344, 53380747, 59761536, 61006568, 67428312, 69721792, 77060928, 89904416, 91509852, 104582688, 106761494, 122013136, 134856624, 139443584, 154121856, 160142241, 179808832, 183019704, 209165376, 213522988, 244026272, 269713248, 320284482, 359617664, 366039408, 418330752, 427045976, 488052544, 539426496, 640568964, 732078816, 854091952, 976105088, 1078852992, 1281137928, 1464157632, 1708183904, 2562275856, 2928315264, 3416367808, 5124551712, 6832735616, 10249103424, 20498206848]

約数ペア:

[(1, 20498206848), (2, 10249103424), (3, 6832735616), (4, 5124551712), (6, 3416367808), (7, 2928315264), (8, 2562275856), (12, 1708183904), (14, 1464157632), (16, 1281137928), (19, 1078852992), (21, 976105088), (24, 854091952), (28, 732078816), (32, 640568964), (38, 539426496), (42, 488052544), (48, 427045976), (49, 418330752), (56, 366039408), (57, 359617664), (64, 320284482), (76, 269713248), (84, 244026272), (96, 213522988), (98, 209165376), (112, 183019704), (114, 179808832), (128, 160142241), (133, 154121856), (147, 139443584), (152, 134856624), (168, 122013136), (192, 106761494), (196, 104582688), (224, 91509852), (228, 89904416), (266, 77060928), (294, 69721792), (304, 67428312), (336, 61006568), (343, 59761536), (384, 53380747), (392, 52291344), (399, 51373952), (448, 45754926), (456, 44952208), (532, 38530464), (588, 34860896), (608, 33714156), (672, 30503284), (686, 29880768), (784, 26145672), (798, 25686976), (896, 22877463), (912, 22476104), (931, 22017408), (1029, 19920512), (1064, 19265232), (1176, 17430448), (1216, 16857078), (1344, 15251642), (1372, 14940384), (1568, 13072836), (1596, 12843488), (1824, 11238052), (1862, 11008704), (2058, 9960256), (2128, 9632616), (2352, 8715224), (2432, 8428539), (2688, 7625821), (2744, 7470192), (2793, 7339136), (3136, 6536418), (3192, 6421744), (3648, 5619026), (3724, 5504352), (4116, 4980128), (4256, 4816308), (4704, 4357612), (5488, 3735096), (5586, 3669568), (6272, 3268209), (6384, 3210872), (6517, 3145344), (7296, 2809513), (7448, 2752176), (8191, 2502528), (8232, 2490064), (8512, 2408154), (9408, 2178806), (10976, 1867548), (11172, 1834784), (12768, 1605436), (13034, 1572672), (14896, 1376088), (16382, 1251264), (16464, 1245032), (17024, 1204077), (18816, 1089403), (19551, 1048448), (21952, 933774), (22344, 917392), (24573, 834176), (25536, 802718), (26068, 786336), (29792, 688044), (32764, 625632), (32928, 622516), (39102, 524224), (43904, 466887), (44688, 458696), (49146, 417088), (51072, 401359), (52136, 393168), (57337, 357504), (59584, 344022), (65528, 312816), (65856, 311258), (78204, 262112), (89376, 229348), (98292, 208544), (104272, 196584), (114674, 178752), (119168, 172011), (131056, 156408), (131712, 155629)]