19976037

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{9109}}^1$

素因数の和:9172

約数の個数: 16

約数和(自身を含む): 28860480

約数和(自身を除く): 8884443

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 9109, 27327, 154853, 391687, 464559, 1175061, 6658679, 19976037]

約数ペア:

[(1, 19976037), (3, 6658679), (17, 1175061), (43, 464559), (51, 391687), (129, 154853), (731, 27327), (2193, 9109)]