205580908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{3953479}}^1$

素因数の和:3953496

約数の個数: 12

約数和(自身を含む): 387441040

約数和(自身を除く): 181860132

約数列:

[1, 2, 4, 13, 26, 52, 3953479, 7906958, 15813916, 51395227, 102790454, 205580908]

約数ペア:

[(1, 205580908), (2, 102790454), (4, 51395227), (13, 15813916), (26, 7906958), (52, 3953479)]