20379084544

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{28219}}^1$

素因数の和:28286

約数の個数: 144

約数和(自身を含む): 51682785280

約数和(自身を除く): 31303700736

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 64, 91, 104, 112, 124, 128, 182, 208, 217, 224, 248, 256, 364, 403, 416, 434, 448, 496, 728, 806, 832, 868, 896, 992, 1456, 1612, 1664, 1736, 1792, 1984, 2821, 2912, 3224, 3328, 3472, 3968, 5642, 5824, 6448, 6944, 7936, 11284, 11648, 12896, 13888, 22568, 23296, 25792, 27776, 28219, 45136, 51584, 55552, 56438, 90272, 103168, 112876, 180544, 197533, 225752, 361088, 366847, 395066, 451504, 722176, 733694, 790132, 874789, 903008, 1467388, 1580264, 1749578, 1806016, 2567929, 2934776, 3160528, 3499156, 3612032, 5135858, 5869552, 6123523, 6321056, 6998312, 7224064, 10271716, 11372257, 11739104, 12247046, 12642112, 13996624, 20543432, 22744514, 23478208, 24494092, 25284224, 27993248, 41086864, 45489028, 46956416, 48988184, 50568448, 55986496, 79605799, 82173728, 90978056, 93912832, 97976368, 111972992, 159211598, 164347456, 181956112, 195952736, 223945984, 318423196, 328694912, 363912224, 391905472, 636846392, 657389824, 727824448, 783810944, 1273692784, 1455648896, 1567621888, 2547385568, 2911297792, 5094771136, 10189542272, 20379084544]

約数ペア:

[(1, 20379084544), (2, 10189542272), (4, 5094771136), (7, 2911297792), (8, 2547385568), (13, 1567621888), (14, 1455648896), (16, 1273692784), (26, 783810944), (28, 727824448), (31, 657389824), (32, 636846392), (52, 391905472), (56, 363912224), (62, 328694912), (64, 318423196), (91, 223945984), (104, 195952736), (112, 181956112), (124, 164347456), (128, 159211598), (182, 111972992), (208, 97976368), (217, 93912832), (224, 90978056), (248, 82173728), (256, 79605799), (364, 55986496), (403, 50568448), (416, 48988184), (434, 46956416), (448, 45489028), (496, 41086864), (728, 27993248), (806, 25284224), (832, 24494092), (868, 23478208), (896, 22744514), (992, 20543432), (1456, 13996624), (1612, 12642112), (1664, 12247046), (1736, 11739104), (1792, 11372257), (1984, 10271716), (2821, 7224064), (2912, 6998312), (3224, 6321056), (3328, 6123523), (3472, 5869552), (3968, 5135858), (5642, 3612032), (5824, 3499156), (6448, 3160528), (6944, 2934776), (7936, 2567929), (11284, 1806016), (11648, 1749578), (12896, 1580264), (13888, 1467388), (22568, 903008), (23296, 874789), (25792, 790132), (27776, 733694), (28219, 722176), (45136, 451504), (51584, 395066), (55552, 366847), (56438, 361088), (90272, 225752), (103168, 197533), (112876, 180544)]