20052939

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{839}}^1$

素因数の和:1130

約数の個数: 16

約数和(自身を含む): 27740160

約数和(自身を除く): 7687221

約数列:

[1, 3, 31, 93, 257, 771, 839, 2517, 7967, 23901, 26009, 78027, 215623, 646869, 6684313, 20052939]

約数ペア:

[(1, 20052939), (3, 6684313), (31, 646869), (93, 215623), (257, 78027), (771, 26009), (839, 23901), (2517, 7967)]