20118010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4943}}^1$

素因数の和:4998

約数の個数: 32

約数和(自身を含む): 40580352

約数和(自身を除く): 20462342

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 4943, 9886, 24715, 49430, 54373, 108746, 182891, 271865, 365782, 543730, 914455, 1828910, 2011801, 4023602, 10059005, 20118010]

約数ペア:

[(1, 20118010), (2, 10059005), (5, 4023602), (10, 2011801), (11, 1828910), (22, 914455), (37, 543730), (55, 365782), (74, 271865), (110, 182891), (185, 108746), (370, 54373), (407, 49430), (814, 24715), (2035, 9886), (4070, 4943)]