15802205

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{919}}^1$

素因数の和:1124

約数の個数: 16

約数和(自身を含む): 20092800

約数和(自身を除く): 4290595

約数列:

[1, 5, 19, 95, 181, 905, 919, 3439, 4595, 17195, 17461, 87305, 166339, 831695, 3160441, 15802205]

約数ペア:

[(1, 15802205), (5, 3160441), (19, 831695), (95, 166339), (181, 87305), (905, 17461), (919, 17195), (3439, 4595)]