20144656

素因数分解:

$2^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1373}}^1$

素因数の和:1519

約数の個数: 40

約数和(自身を含む): 44979264

約数和(自身を除く): 24834608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 131, 262, 524, 917, 1048, 1373, 1834, 2096, 2746, 3668, 5492, 7336, 9611, 10984, 14672, 19222, 21968, 38444, 76888, 153776, 179863, 359726, 719452, 1259041, 1438904, 2518082, 2877808, 5036164, 10072328, 20144656]

約数ペア:

[(1, 20144656), (2, 10072328), (4, 5036164), (7, 2877808), (8, 2518082), (14, 1438904), (16, 1259041), (28, 719452), (56, 359726), (112, 179863), (131, 153776), (262, 76888), (524, 38444), (917, 21968), (1048, 19222), (1373, 14672), (1834, 10984), (2096, 9611), (2746, 7336), (3668, 5492)]