20573157

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{4759}}^1$

素因数の和:4904

約数の個数: 16

約数和(自身を含む): 30159360

約数和(自身を除く): 9586203

約数列:

[1, 3, 11, 33, 131, 393, 1441, 4323, 4759, 14277, 52349, 157047, 623429, 1870287, 6857719, 20573157]

約数ペア:

[(1, 20573157), (3, 6857719), (11, 1870287), (33, 623429), (131, 157047), (393, 52349), (1441, 14277), (4323, 4759)]