221447824

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1064653}}^1$

素因数の和:1064674

約数の個数: 20

約数和(自身を含む): 462059836

約数和(自身を除く): 240612012

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1064653, 2129306, 4258612, 8517224, 13840489, 17034448, 27680978, 55361956, 110723912, 221447824]

約数ペア:

[(1, 221447824), (2, 110723912), (4, 55361956), (8, 27680978), (13, 17034448), (16, 13840489), (26, 8517224), (52, 4258612), (104, 2129306), (208, 1064653)]