19975059

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{56909}}^1$

素因数の和:56931

約数の個数: 16

約数和(自身を含む): 31869600

約数和(自身を除く): 11894541

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 56909, 170727, 512181, 739817, 1536543, 2219451, 6658353, 19975059]

約数ペア:

[(1, 19975059), (3, 6658353), (9, 2219451), (13, 1536543), (27, 739817), (39, 512181), (117, 170727), (351, 56909)]