20168778

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{480209}}^1$

素因数の和:480221

約数の個数: 16

約数和(自身を含む): 46100160

約数和(自身を除く): 25931382

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 480209, 960418, 1440627, 2881254, 3361463, 6722926, 10084389, 20168778]

約数ペア:

[(1, 20168778), (2, 10084389), (3, 6722926), (6, 3361463), (7, 2881254), (14, 1440627), (21, 960418), (42, 480209)]