19204499997

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{1061}}^1\times {\mathrm{46771}}^1$

素因数の和:47881

約数の個数: 24

約数和(自身を含む): 28412306208

約数和(自身を除く): 9207806211

約数列:

[1, 3, 9, 43, 129, 387, 1061, 3183, 9549, 45623, 46771, 136869, 140313, 410607, 420939, 2011153, 6033459, 18100377, 49624031, 148872093, 446616279, 2133833333, 6401499999, 19204499997]

約数ペア:

[(1, 19204499997), (3, 6401499999), (9, 2133833333), (43, 446616279), (129, 148872093), (387, 49624031), (1061, 18100377), (3183, 6033459), (9549, 2011153), (45623, 420939), (46771, 410607), (136869, 140313)]