20172729913

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4892731}}^1$

素因数の和:4892788

約数の個数: 16

約数和(自身を含む): 25050787840

約数和(自身を除く): 4878057927

約数列:

[1, 7, 19, 31, 133, 217, 589, 4123, 4892731, 34249117, 92961889, 151674661, 650733223, 1061722627, 2881818559, 20172729913]

約数ペア:

[(1, 20172729913), (7, 2881818559), (19, 1061722627), (31, 650733223), (133, 151674661), (217, 92961889), (589, 34249117), (4123, 4892731)]