20577062018

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{2903}}^1\times {\mathrm{82421}}^1$

素因数の和:85369

約数の個数: 16

約数和(自身を含む): 31594660416

約数和(自身を除く): 11017598398

約数列:

[1, 2, 43, 86, 2903, 5806, 82421, 124829, 164842, 249658, 3544103, 7088206, 239268163, 478536326, 10288531009, 20577062018]

約数ペア:

[(1, 20577062018), (2, 10288531009), (43, 478536326), (86, 239268163), (2903, 7088206), (5806, 3544103), (82421, 249658), (124829, 164842)]