20706886

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{3769}}^1$

素因数の和:3879

約数の個数: 16

約数和(自身を含む): 32301360

約数和(自身を除く): 11594474

約数列:

[1, 2, 41, 67, 82, 134, 2747, 3769, 5494, 7538, 154529, 252523, 309058, 505046, 10353443, 20706886]

約数ペア:

[(1, 20706886), (2, 10353443), (41, 505046), (67, 309058), (82, 252523), (134, 154529), (2747, 7538), (3769, 5494)]