19120211

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1193}}^1$

素因数の和:1282

約数の個数: 16

約数和(自身を含む): 22007808

約数和(自身を除く): 2887597

約数列:

[1, 11, 31, 47, 341, 517, 1193, 1457, 13123, 16027, 36983, 56071, 406813, 616781, 1738201, 19120211]

約数ペア:

[(1, 19120211), (11, 1738201), (31, 616781), (47, 406813), (341, 56071), (517, 36983), (1193, 16027), (1457, 13123)]