19149319

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{563}}^1$

素因数の和:726

約数の個数: 16

約数和(自身を含む): 22632192

約数和(自身を除く): 3482873

約数列:

[1, 7, 43, 113, 301, 563, 791, 3941, 4859, 24209, 34013, 63619, 169463, 445333, 2735617, 19149319]

約数ペア:

[(1, 19149319), (7, 2735617), (43, 445333), (113, 169463), (301, 63619), (563, 34013), (791, 24209), (3941, 4859)]