20577306

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{79757}}^1$

素因数の和:79805

約数の個数: 16

約数和(自身を含む): 42112224

約数和(自身を除く): 21534918

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 79757, 159514, 239271, 478542, 3429551, 6859102, 10288653, 20577306]

約数ペア:

[(1, 20577306), (2, 10288653), (3, 6859102), (6, 3429551), (43, 478542), (86, 239271), (129, 159514), (258, 79757)]