19868001

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{2521}}^1$

素因数の和:2632

約数の個数: 16

約数和(自身を含む): 27600768

約数和(自身を除く): 7732767

約数列:

[1, 3, 37, 71, 111, 213, 2521, 2627, 7563, 7881, 93277, 178991, 279831, 536973, 6622667, 19868001]

約数ペア:

[(1, 19868001), (3, 6622667), (37, 536973), (71, 279831), (111, 178991), (213, 93277), (2521, 7881), (2627, 7563)]