20333427

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1669}}^1$

素因数の和:1834

約数の個数: 16

約数和(自身を含む): 28216320

約数和(自身を除く): 7882893

約数列:

[1, 3, 31, 93, 131, 393, 1669, 4061, 5007, 12183, 51739, 155217, 218639, 655917, 6777809, 20333427]

約数ペア:

[(1, 20333427), (3, 6777809), (31, 655917), (93, 218639), (131, 155217), (393, 51739), (1669, 12183), (4061, 5007)]