20349970209

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{227407}}^1$

素因数の和:227637

約数の個数: 24

約数和(自身を含む): 30059699072

約数和(自身を除く): 9709728863

約数列:

[1, 3, 9, 61, 163, 183, 489, 549, 1467, 9943, 29829, 89487, 227407, 682221, 2046663, 13871827, 37067341, 41615481, 111202023, 124846443, 333606069, 2261107801, 6783323403, 20349970209]

約数ペア:

[(1, 20349970209), (3, 6783323403), (9, 2261107801), (61, 333606069), (163, 124846443), (183, 111202023), (489, 41615481), (549, 37067341), (1467, 13871827), (9943, 2046663), (29829, 682221), (89487, 227407)]