20252395

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:806

約数の個数: 16

約数和(自身を含む): 24960960

約数和(自身を除く): 4708565

約数列:

[1, 5, 71, 89, 355, 445, 641, 3205, 6319, 31595, 45511, 57049, 227555, 285245, 4050479, 20252395]

約数ペア:

[(1, 20252395), (5, 4050479), (71, 285245), (89, 227555), (355, 57049), (445, 45511), (641, 31595), (3205, 6319)]