20512019945

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{277021}}^1$

素因数の和:277336

約数の個数: 16

約数和(自身を含む): 25131435840

約数和(自身を除く): 4619415895

約数列:

[1, 5, 59, 251, 295, 1255, 14809, 74045, 277021, 1385105, 16344239, 69532271, 81721195, 347661355, 4102403989, 20512019945]

約数ペア:

[(1, 20512019945), (5, 4102403989), (59, 347661355), (251, 81721195), (295, 69532271), (1255, 16344239), (14809, 1385105), (74045, 277021)]