20287872

素因数分解:

$2^7\times 3^2\times {\mathrm{11}}^1\times {\mathrm{1601}}^1$

素因数の和:1632

約数の個数: 96

約数和(自身を含む): 63727560

約数和(自身を除く): 43439688

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 128, 132, 144, 176, 192, 198, 264, 288, 352, 384, 396, 528, 576, 704, 792, 1056, 1152, 1408, 1584, 1601, 2112, 3168, 3202, 4224, 4803, 6336, 6404, 9606, 12672, 12808, 14409, 17611, 19212, 25616, 28818, 35222, 38424, 51232, 52833, 57636, 70444, 76848, 102464, 105666, 115272, 140888, 153696, 158499, 204928, 211332, 230544, 281776, 307392, 316998, 422664, 461088, 563552, 614784, 633996, 845328, 922176, 1127104, 1267992, 1690656, 1844352, 2254208, 2535984, 3381312, 5071968, 6762624, 10143936, 20287872]

約数ペア:

[(1, 20287872), (2, 10143936), (3, 6762624), (4, 5071968), (6, 3381312), (8, 2535984), (9, 2254208), (11, 1844352), (12, 1690656), (16, 1267992), (18, 1127104), (22, 922176), (24, 845328), (32, 633996), (33, 614784), (36, 563552), (44, 461088), (48, 422664), (64, 316998), (66, 307392), (72, 281776), (88, 230544), (96, 211332), (99, 204928), (128, 158499), (132, 153696), (144, 140888), (176, 115272), (192, 105666), (198, 102464), (264, 76848), (288, 70444), (352, 57636), (384, 52833), (396, 51232), (528, 38424), (576, 35222), (704, 28818), (792, 25616), (1056, 19212), (1152, 17611), (1408, 14409), (1584, 12808), (1601, 12672), (2112, 9606), (3168, 6404), (3202, 6336), (4224, 4803)]