19688582

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{4871}}^1$

素因数の和:4963

約数の個数: 16

約数和(自身を含む): 30868992

約数和(自身を除く): 11180410

約数列:

[1, 2, 43, 47, 86, 94, 2021, 4042, 4871, 9742, 209453, 228937, 418906, 457874, 9844291, 19688582]

約数ペア:

[(1, 19688582), (2, 9844291), (43, 457874), (47, 418906), (86, 228937), (94, 209453), (2021, 9742), (4042, 4871)]