19489526

素因数分解:

$2^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{7213}}^1$

素因数の和:7415

約数の個数: 16

約数和(自身を含む): 33588384

約数和(自身を除く): 14098858

約数列:

[1, 2, 7, 14, 193, 386, 1351, 2702, 7213, 14426, 50491, 100982, 1392109, 2784218, 9744763, 19489526]

約数ペア:

[(1, 19489526), (2, 9744763), (7, 2784218), (14, 1392109), (193, 100982), (386, 50491), (1351, 14426), (2702, 7213)]