20170853870

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{14723251}}^1$

素因数の和:14723395

約数の個数: 16

約数和(自身を含む): 36572557968

約数和(自身を除く): 16401704098

約数列:

[1, 2, 5, 10, 137, 274, 685, 1370, 14723251, 29446502, 73616255, 147232510, 2017085387, 4034170774, 10085426935, 20170853870]

約数ペア:

[(1, 20170853870), (2, 10085426935), (5, 4034170774), (10, 2017085387), (137, 147232510), (274, 73616255), (685, 29446502), (1370, 14723251)]