209489534608

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{129634613}}^1$

素因数の和:129634722

約数の個数: 20

約数和(自身を含む): 409904649468

約数和(自身を除く): 200415114860

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 129634613, 259269226, 518538452, 1037076904, 2074153808, 13093095913, 26186191826, 52372383652, 104744767304, 209489534608]

約数ペア:

[(1, 209489534608), (2, 104744767304), (4, 52372383652), (8, 26186191826), (16, 13093095913), (101, 2074153808), (202, 1037076904), (404, 518538452), (808, 259269226), (1616, 129634613)]