17911088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{86111}}^1$

素因数の和:86132

約数の個数: 20

約数和(自身を含む): 37372608

約数和(自身を除く): 19461520

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 86111, 172222, 344444, 688888, 1119443, 1377776, 2238886, 4477772, 8955544, 17911088]

約数ペア:

[(1, 17911088), (2, 8955544), (4, 4477772), (8, 2238886), (13, 1377776), (16, 1119443), (26, 688888), (52, 344444), (104, 172222), (208, 86111)]