20831824

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{100153}}^1$

素因数の和:100174

約数の個数: 20

約数和(自身を含む): 43466836

約数和(自身を除く): 22635012

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 100153, 200306, 400612, 801224, 1301989, 1602448, 2603978, 5207956, 10415912, 20831824]

約数ペア:

[(1, 20831824), (2, 10415912), (4, 5207956), (8, 2603978), (13, 1602448), (16, 1301989), (26, 801224), (52, 400612), (104, 200306), (208, 100153)]