20825598976

素因数分解:

$2^{10}\times 7^3\times {\mathrm{13}}^1\times {\mathrm{4561}}^1$

素因数の和:4615

約数の個数: 176

約数和(自身を含む): 52295118400

約数和(自身を除く): 31469519424

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 182, 196, 208, 224, 256, 343, 364, 392, 416, 448, 512, 637, 686, 728, 784, 832, 896, 1024, 1274, 1372, 1456, 1568, 1664, 1792, 2548, 2744, 2912, 3136, 3328, 3584, 4459, 4561, 5096, 5488, 5824, 6272, 6656, 7168, 8918, 9122, 10192, 10976, 11648, 12544, 13312, 17836, 18244, 20384, 21952, 23296, 25088, 31927, 35672, 36488, 40768, 43904, 46592, 50176, 59293, 63854, 71344, 72976, 81536, 87808, 93184, 118586, 127708, 142688, 145952, 163072, 175616, 223489, 237172, 255416, 285376, 291904, 326144, 351232, 415051, 446978, 474344, 510832, 570752, 583808, 652288, 830102, 893956, 948688, 1021664, 1141504, 1167616, 1564423, 1660204, 1787912, 1897376, 2043328, 2283008, 2335232, 2905357, 3128846, 3320408, 3575824, 3794752, 4086656, 4566016, 4670464, 5810714, 6257692, 6640816, 7151648, 7589504, 8173312, 11621428, 12515384, 13281632, 14303296, 15179008, 16346624, 20337499, 23242856, 25030768, 26563264, 28606592, 30358016, 32693248, 40674998, 46485712, 50061536, 53126528, 57213184, 60716032, 81349996, 92971424, 100123072, 106253056, 114426368, 162699992, 185942848, 200246144, 212506112, 228852736, 325399984, 371885696, 400492288, 425012224, 650799968, 743771392, 800984576, 1301599936, 1487542784, 1601969152, 2603199872, 2975085568, 5206399744, 10412799488, 20825598976]

約数ペア:

[(1, 20825598976), (2, 10412799488), (4, 5206399744), (7, 2975085568), (8, 2603199872), (13, 1601969152), (14, 1487542784), (16, 1301599936), (26, 800984576), (28, 743771392), (32, 650799968), (49, 425012224), (52, 400492288), (56, 371885696), (64, 325399984), (91, 228852736), (98, 212506112), (104, 200246144), (112, 185942848), (128, 162699992), (182, 114426368), (196, 106253056), (208, 100123072), (224, 92971424), (256, 81349996), (343, 60716032), (364, 57213184), (392, 53126528), (416, 50061536), (448, 46485712), (512, 40674998), (637, 32693248), (686, 30358016), (728, 28606592), (784, 26563264), (832, 25030768), (896, 23242856), (1024, 20337499), (1274, 16346624), (1372, 15179008), (1456, 14303296), (1568, 13281632), (1664, 12515384), (1792, 11621428), (2548, 8173312), (2744, 7589504), (2912, 7151648), (3136, 6640816), (3328, 6257692), (3584, 5810714), (4459, 4670464), (4561, 4566016), (5096, 4086656), (5488, 3794752), (5824, 3575824), (6272, 3320408), (6656, 3128846), (7168, 2905357), (8918, 2335232), (9122, 2283008), (10192, 2043328), (10976, 1897376), (11648, 1787912), (12544, 1660204), (13312, 1564423), (17836, 1167616), (18244, 1141504), (20384, 1021664), (21952, 948688), (23296, 893956), (25088, 830102), (31927, 652288), (35672, 583808), (36488, 570752), (40768, 510832), (43904, 474344), (46592, 446978), (50176, 415051), (59293, 351232), (63854, 326144), (71344, 291904), (72976, 285376), (81536, 255416), (87808, 237172), (93184, 223489), (118586, 175616), (127708, 163072), (142688, 145952)]