19487739

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{9739}}^1$

素因数の和:9794

約数の個数: 16

約数和(自身を含む): 28051200

約数和(自身を除く): 8563461

約数列:

[1, 3, 23, 29, 69, 87, 667, 2001, 9739, 29217, 223997, 282431, 671991, 847293, 6495913, 19487739]

約数ペア:

[(1, 19487739), (3, 6495913), (23, 847293), (29, 671991), (69, 282431), (87, 223997), (667, 29217), (2001, 9739)]