19840713

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{673}}^1$

素因数の和:1024

約数の個数: 16

約数和(自身を含む): 27434496

約数和(自身を除く): 7593783

約数列:

[1, 3, 31, 93, 317, 673, 951, 2019, 9827, 20863, 29481, 62589, 213341, 640023, 6613571, 19840713]

約数ペア:

[(1, 19840713), (3, 6613571), (31, 640023), (93, 213341), (317, 62589), (673, 29481), (951, 20863), (2019, 9827)]