20206904

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{58741}}^1$

素因数の和:58790

約数の個数: 16

約数和(自身を含む): 38769720

約数和(自身を除く): 18562816

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 58741, 117482, 234964, 469928, 2525863, 5051726, 10103452, 20206904]

約数ペア:

[(1, 20206904), (2, 10103452), (4, 5051726), (8, 2525863), (43, 469928), (86, 234964), (172, 117482), (344, 58741)]