20195195

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4523}}^1$

素因数の和:4594

約数の個数: 16

約数和(自身を含む): 26058240

約数和(自身を除く): 5863045

約数列:

[1, 5, 19, 47, 95, 235, 893, 4465, 4523, 22615, 85937, 212581, 429685, 1062905, 4039039, 20195195]

約数ペア:

[(1, 20195195), (5, 4039039), (19, 1062905), (47, 429685), (95, 212581), (235, 85937), (893, 22615), (4465, 4523)]