20284893

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{673}}^1$

素因数の和:893

約数の個数: 24

約数和(自身を含む): 31227768

約数和(自身を除く): 10942875

約数列:

[1, 3, 9, 17, 51, 153, 197, 591, 673, 1773, 2019, 3349, 6057, 10047, 11441, 30141, 34323, 102969, 132581, 397743, 1193229, 2253877, 6761631, 20284893]

約数ペア:

[(1, 20284893), (3, 6761631), (9, 2253877), (17, 1193229), (51, 397743), (153, 132581), (197, 102969), (591, 34323), (673, 30141), (1773, 11441), (2019, 10047), (3349, 6057)]