19960707

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{7639}}^1$

素因数の和:7722

約数の個数: 16

約数和(自身を含む): 29093120

約数和(自身を除く): 9132413

約数列:

[1, 3, 13, 39, 67, 201, 871, 2613, 7639, 22917, 99307, 297921, 511813, 1535439, 6653569, 19960707]

約数ペア:

[(1, 19960707), (3, 6653569), (13, 1535439), (39, 511813), (67, 297921), (201, 99307), (871, 22917), (2613, 7639)]