20002661

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:524

約数の個数: 16

約数和(自身を含む): 23425920

約数和(自身を除く): 3423259

約数列:

[1, 7, 89, 97, 331, 623, 679, 2317, 8633, 29459, 32107, 60431, 206213, 224749, 2857523, 20002661]

約数ペア:

[(1, 20002661), (7, 2857523), (89, 224749), (97, 206213), (331, 60431), (623, 32107), (679, 29459), (2317, 8633)]