2019965713915

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{71171}}^1\times {\mathrm{195737}}^1$

素因数の和:266942

約数の個数: 16

約数和(自身を含む): 2507591688480

約数和(自身を除く): 487625974565

約数列:

[1, 5, 29, 145, 71171, 195737, 355855, 978685, 2063959, 5676373, 10319795, 28381865, 13930798027, 69653990135, 403993142783, 2019965713915]

約数ペア:

[(1, 2019965713915), (5, 403993142783), (29, 69653990135), (145, 13930798027), (71171, 28381865), (195737, 10319795), (355855, 5676373), (978685, 2063959)]