20199703979

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{22783}}^1\times {\mathrm{9743}}^1$

素因数の和:32546

約数の個数: 16

約数和(自身を含む): 24864817152

約数和(自身を除く): 4665113173

約数列:

[1, 7, 13, 91, 9743, 22783, 68201, 126659, 159481, 296179, 886613, 2073253, 221974769, 1553823383, 2885671997, 20199703979]

約数ペア:

[(1, 20199703979), (7, 2885671997), (13, 1553823383), (91, 221974769), (9743, 2073253), (22783, 886613), (68201, 296179), (126659, 159481)]