12020905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1069}}^1$

素因数の和:1260

約数の個数: 16

約数和(自身を含む): 15639120

約数和(自身を除く): 3618215

約数列:

[1, 5, 13, 65, 173, 865, 1069, 2249, 5345, 11245, 13897, 69485, 184937, 924685, 2404181, 12020905]

約数ペア:

[(1, 12020905), (5, 2404181), (13, 924685), (65, 184937), (173, 69485), (865, 13897), (1069, 11245), (2249, 5345)]