19873017

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{673}}^1$

素因数の和:889

約数の個数: 24

約数和(自身を含む): 30596904

約数和(自身を除く): 10723887

約数列:

[1, 3, 9, 17, 51, 153, 193, 579, 673, 1737, 2019, 3281, 6057, 9843, 11441, 29529, 34323, 102969, 129889, 389667, 1169001, 2208113, 6624339, 19873017]

約数ペア:

[(1, 19873017), (3, 6624339), (9, 2208113), (17, 1169001), (51, 389667), (153, 129889), (193, 102969), (579, 34323), (673, 29529), (1737, 11441), (2019, 9843), (3281, 6057)]