20722299

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{739}}^1$

素因数の和:1474

約数の個数: 16

約数和(自身を含む): 29836800

約数和(自身を除く): 9114501

約数列:

[1, 3, 13, 39, 719, 739, 2157, 2217, 9347, 9607, 28041, 28821, 531341, 1594023, 6907433, 20722299]

約数ペア:

[(1, 20722299), (3, 6907433), (13, 1594023), (39, 531341), (719, 28821), (739, 28041), (2157, 9607), (2217, 9347)]