20387299968

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{842729}}^1$

素因数の和:842759

約数の個数: 128

約数和(自身を含む): 68766768000

約数和(自身を除く): 48379468032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 288, 336, 378, 384, 432, 448, 504, 576, 672, 756, 864, 896, 1008, 1152, 1344, 1512, 1728, 2016, 2688, 3024, 3456, 4032, 6048, 8064, 12096, 24192, 842729, 1685458, 2528187, 3370916, 5056374, 5899103, 6741832, 7584561, 10112748, 11798206, 13483664, 15169122, 17697309, 20225496, 22753683, 23596412, 26967328, 30338244, 35394618, 40450992, 45507366, 47192824, 53091927, 53934656, 60676488, 70789236, 80901984, 91014732, 94385648, 106183854, 107869312, 121352976, 141578472, 159275781, 161803968, 182029464, 188771296, 212367708, 242705952, 283156944, 318551562, 323607936, 364058928, 377542592, 424735416, 485411904, 566313888, 637103124, 728117856, 755085184, 849470832, 970823808, 1132627776, 1274206248, 1456235712, 1698941664, 2265255552, 2548412496, 2912471424, 3397883328, 5096824992, 6795766656, 10193649984, 20387299968]

約数ペア:

[(1, 20387299968), (2, 10193649984), (3, 6795766656), (4, 5096824992), (6, 3397883328), (7, 2912471424), (8, 2548412496), (9, 2265255552), (12, 1698941664), (14, 1456235712), (16, 1274206248), (18, 1132627776), (21, 970823808), (24, 849470832), (27, 755085184), (28, 728117856), (32, 637103124), (36, 566313888), (42, 485411904), (48, 424735416), (54, 377542592), (56, 364058928), (63, 323607936), (64, 318551562), (72, 283156944), (84, 242705952), (96, 212367708), (108, 188771296), (112, 182029464), (126, 161803968), (128, 159275781), (144, 141578472), (168, 121352976), (189, 107869312), (192, 106183854), (216, 94385648), (224, 91014732), (252, 80901984), (288, 70789236), (336, 60676488), (378, 53934656), (384, 53091927), (432, 47192824), (448, 45507366), (504, 40450992), (576, 35394618), (672, 30338244), (756, 26967328), (864, 23596412), (896, 22753683), (1008, 20225496), (1152, 17697309), (1344, 15169122), (1512, 13483664), (1728, 11798206), (2016, 10112748), (2688, 7584561), (3024, 6741832), (3456, 5899103), (4032, 5056374), (6048, 3370916), (8064, 2528187), (12096, 1685458), (24192, 842729)]