20173787648

素因数分解:

$2^9\times 7^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:383

約数の個数: 240

約数和(自身を含む): 48854355264

約数和(自身を除く): 28680567616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 49, 56, 64, 74, 98, 103, 112, 128, 148, 196, 206, 211, 224, 256, 259, 296, 392, 412, 422, 448, 512, 518, 592, 721, 784, 824, 844, 896, 1036, 1184, 1442, 1477, 1568, 1648, 1688, 1792, 1813, 2072, 2368, 2884, 2954, 3136, 3296, 3376, 3584, 3626, 3811, 4144, 4736, 5047, 5768, 5908, 6272, 6592, 6752, 7252, 7622, 7807, 8288, 9472, 10094, 10339, 11536, 11816, 12544, 13184, 13504, 14504, 15244, 15614, 16576, 18944, 20188, 20678, 21733, 23072, 23632, 25088, 26368, 26677, 27008, 29008, 30488, 31228, 33152, 40376, 41356, 43466, 46144, 47264, 52736, 53354, 54016, 54649, 58016, 60976, 62456, 66304, 80752, 82712, 86932, 92288, 94528, 106708, 108032, 109298, 116032, 121952, 124912, 132608, 152131, 161504, 165424, 173864, 184576, 186739, 189056, 213416, 218596, 232064, 243904, 249824, 304262, 323008, 330848, 347728, 369152, 373478, 378112, 382543, 426832, 437192, 464128, 487808, 499648, 608524, 646016, 661696, 695456, 746956, 756224, 765086, 804121, 853664, 874384, 928256, 975616, 999296, 1064917, 1217048, 1292032, 1323392, 1390912, 1493912, 1530172, 1608242, 1707328, 1748768, 1951232, 1998592, 2129834, 2434096, 2584064, 2646784, 2781824, 2987824, 3060344, 3216484, 3414656, 3497536, 3997184, 4259668, 4868192, 5293568, 5563648, 5628847, 5975648, 6120688, 6432968, 6829312, 6995072, 8519336, 9736384, 11127296, 11257694, 11951296, 12241376, 12865936, 13658624, 13990144, 17038672, 19472768, 22515388, 23902592, 24482752, 25731872, 27980288, 34077344, 38945536, 39401929, 45030776, 47805184, 48965504, 51463744, 68154688, 77891072, 78803858, 90061552, 95610368, 97931008, 102927488, 136309376, 157607716, 180123104, 195862016, 205854976, 272618752, 315215432, 360246208, 411709952, 545237504, 630430864, 720492416, 1260861728, 1440984832, 2521723456, 2881969664, 5043446912, 10086893824, 20173787648]

約数ペア:

[(1, 20173787648), (2, 10086893824), (4, 5043446912), (7, 2881969664), (8, 2521723456), (14, 1440984832), (16, 1260861728), (28, 720492416), (32, 630430864), (37, 545237504), (49, 411709952), (56, 360246208), (64, 315215432), (74, 272618752), (98, 205854976), (103, 195862016), (112, 180123104), (128, 157607716), (148, 136309376), (196, 102927488), (206, 97931008), (211, 95610368), (224, 90061552), (256, 78803858), (259, 77891072), (296, 68154688), (392, 51463744), (412, 48965504), (422, 47805184), (448, 45030776), (512, 39401929), (518, 38945536), (592, 34077344), (721, 27980288), (784, 25731872), (824, 24482752), (844, 23902592), (896, 22515388), (1036, 19472768), (1184, 17038672), (1442, 13990144), (1477, 13658624), (1568, 12865936), (1648, 12241376), (1688, 11951296), (1792, 11257694), (1813, 11127296), (2072, 9736384), (2368, 8519336), (2884, 6995072), (2954, 6829312), (3136, 6432968), (3296, 6120688), (3376, 5975648), (3584, 5628847), (3626, 5563648), (3811, 5293568), (4144, 4868192), (4736, 4259668), (5047, 3997184), (5768, 3497536), (5908, 3414656), (6272, 3216484), (6592, 3060344), (6752, 2987824), (7252, 2781824), (7622, 2646784), (7807, 2584064), (8288, 2434096), (9472, 2129834), (10094, 1998592), (10339, 1951232), (11536, 1748768), (11816, 1707328), (12544, 1608242), (13184, 1530172), (13504, 1493912), (14504, 1390912), (15244, 1323392), (15614, 1292032), (16576, 1217048), (18944, 1064917), (20188, 999296), (20678, 975616), (21733, 928256), (23072, 874384), (23632, 853664), (25088, 804121), (26368, 765086), (26677, 756224), (27008, 746956), (29008, 695456), (30488, 661696), (31228, 646016), (33152, 608524), (40376, 499648), (41356, 487808), (43466, 464128), (46144, 437192), (47264, 426832), (52736, 382543), (53354, 378112), (54016, 373478), (54649, 369152), (58016, 347728), (60976, 330848), (62456, 323008), (66304, 304262), (80752, 249824), (82712, 243904), (86932, 232064), (92288, 218596), (94528, 213416), (106708, 189056), (108032, 186739), (109298, 184576), (116032, 173864), (121952, 165424), (124912, 161504), (132608, 152131)]