2019977351

素因数分解:

$7^1\times {\mathrm{107}}^1\times {\mathrm{1291}}^1\times {\mathrm{2089}}^1$

素因数の和:3494

約数の個数: 16

約数和(自身を含む): 2333041920

約数和(自身を除く): 313064569

約数列:

[1, 7, 107, 749, 1291, 2089, 9037, 14623, 138137, 223523, 966959, 1564661, 2696899, 18878293, 288568193, 2019977351]

約数ペア:

[(1, 2019977351), (7, 288568193), (107, 18878293), (749, 2696899), (1291, 1564661), (2089, 966959), (9037, 223523), (14623, 138137)]