20571782

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{133583}}^1$

素因数の和:133603

約数の個数: 16

約数和(自身を含む): 38472192

約数和(自身を除く): 17900410

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 133583, 267166, 935081, 1469413, 1870162, 2938826, 10285891, 20571782]

約数ペア:

[(1, 20571782), (2, 10285891), (7, 2938826), (11, 1870162), (14, 1469413), (22, 935081), (77, 267166), (154, 133583)]