20842715

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{9539}}^1$

素因数の和:9586

約数の個数: 16

約数和(自身を含む): 27475200

約数和(自身を除く): 6632485

約数列:

[1, 5, 19, 23, 95, 115, 437, 2185, 9539, 47695, 181241, 219397, 906205, 1096985, 4168543, 20842715]

約数ペア:

[(1, 20842715), (5, 4168543), (19, 1096985), (23, 906205), (95, 219397), (115, 181241), (437, 47695), (2185, 9539)]