18163911136

素因数分解:

$2^5\times 7^2\times {\mathrm{2671}}^1\times {\mathrm{4337}}^1$

素因数の和:7032

約数の個数: 72

約数和(自身を含む): 41623769376

約数和(自身を除く): 23459858240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 2671, 4337, 5342, 8674, 10684, 17348, 18697, 21368, 30359, 34696, 37394, 42736, 60718, 69392, 74788, 85472, 121436, 130879, 138784, 149576, 212513, 242872, 261758, 299152, 425026, 485744, 523516, 598304, 850052, 971488, 1047032, 1700104, 2094064, 3400208, 4188128, 6800416, 11584127, 23168254, 46336508, 81088889, 92673016, 162177778, 185346032, 324355556, 370692064, 567622223, 648711112, 1135244446, 1297422224, 2270488892, 2594844448, 4540977784, 9081955568, 18163911136]

約数ペア:

[(1, 18163911136), (2, 9081955568), (4, 4540977784), (7, 2594844448), (8, 2270488892), (14, 1297422224), (16, 1135244446), (28, 648711112), (32, 567622223), (49, 370692064), (56, 324355556), (98, 185346032), (112, 162177778), (196, 92673016), (224, 81088889), (392, 46336508), (784, 23168254), (1568, 11584127), (2671, 6800416), (4337, 4188128), (5342, 3400208), (8674, 2094064), (10684, 1700104), (17348, 1047032), (18697, 971488), (21368, 850052), (30359, 598304), (34696, 523516), (37394, 485744), (42736, 425026), (60718, 299152), (69392, 261758), (74788, 242872), (85472, 212513), (121436, 149576), (130879, 138784)]