20381180736

素因数分解:

$2^6\times 3^1\times 7^3\times {\mathrm{309481}}^1$

素因数の和:309517

約数の個数: 112

約数和(自身を含む): 62886742400

約数和(自身を除く): 42505561664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 147, 168, 192, 196, 224, 294, 336, 343, 392, 448, 588, 672, 686, 784, 1029, 1176, 1344, 1372, 1568, 2058, 2352, 2744, 3136, 4116, 4704, 5488, 8232, 9408, 10976, 16464, 21952, 32928, 65856, 309481, 618962, 928443, 1237924, 1856886, 2166367, 2475848, 3713772, 4332734, 4951696, 6499101, 7427544, 8665468, 9903392, 12998202, 14855088, 15164569, 17330936, 19806784, 25996404, 29710176, 30329138, 34661872, 45493707, 51992808, 59420352, 60658276, 69323744, 90987414, 103985616, 106151983, 121316552, 138647488, 181974828, 207971232, 212303966, 242633104, 318455949, 363949656, 415942464, 424607932, 485266208, 636911898, 727899312, 849215864, 970532416, 1273823796, 1455798624, 1698431728, 2547647592, 2911597248, 3396863456, 5095295184, 6793726912, 10190590368, 20381180736]

約数ペア:

[(1, 20381180736), (2, 10190590368), (3, 6793726912), (4, 5095295184), (6, 3396863456), (7, 2911597248), (8, 2547647592), (12, 1698431728), (14, 1455798624), (16, 1273823796), (21, 970532416), (24, 849215864), (28, 727899312), (32, 636911898), (42, 485266208), (48, 424607932), (49, 415942464), (56, 363949656), (64, 318455949), (84, 242633104), (96, 212303966), (98, 207971232), (112, 181974828), (147, 138647488), (168, 121316552), (192, 106151983), (196, 103985616), (224, 90987414), (294, 69323744), (336, 60658276), (343, 59420352), (392, 51992808), (448, 45493707), (588, 34661872), (672, 30329138), (686, 29710176), (784, 25996404), (1029, 19806784), (1176, 17330936), (1344, 15164569), (1372, 14855088), (1568, 12998202), (2058, 9903392), (2352, 8665468), (2744, 7427544), (3136, 6499101), (4116, 4951696), (4704, 4332734), (5488, 3713772), (8232, 2475848), (9408, 2166367), (10976, 1856886), (16464, 1237924), (21952, 928443), (32928, 618962), (65856, 309481)]