20388326

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{11467}}^1$

素因数の和:11603

約数の個数: 16

約数和(自身を含む): 35229696

約数和(自身を除く): 14841370

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 11467, 22934, 80269, 160538, 1456309, 2912618, 10194163, 20388326]

約数ペア:

[(1, 20388326), (2, 10194163), (7, 2912618), (14, 1456309), (127, 160538), (254, 80269), (889, 22934), (1778, 11467)]