20804916391

素因数分解:

$7^1\times {\mathrm{509}}^1\times {\mathrm{1693}}^1\times {\mathrm{3449}}^1$

素因数の和:5658

約数の個数: 16

約数和(自身を含む): 23844744000

約数和(自身を除く): 3039827609

約数列:

[1, 7, 509, 1693, 3449, 3563, 11851, 24143, 861737, 1755541, 5839157, 6032159, 12288787, 40874099, 2972130913, 20804916391]

約数ペア:

[(1, 20804916391), (7, 2972130913), (509, 40874099), (1693, 12288787), (3449, 6032159), (3563, 5839157), (11851, 1755541), (24143, 861737)]