19920837

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{911}}^1$

素因数の和:1148

約数の個数: 16

約数和(自身を含む): 27447552

約数和(自身を除く): 7526715

約数列:

[1, 3, 37, 111, 197, 591, 911, 2733, 7289, 21867, 33707, 101121, 179467, 538401, 6640279, 19920837]

約数ペア:

[(1, 19920837), (3, 6640279), (37, 538401), (111, 179467), (197, 101121), (591, 33707), (911, 21867), (2733, 7289)]