19391770

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47297}}^1$

素因数の和:47345

約数の個数: 16

約数和(自身を含む): 35757288

約数和(自身を除く): 16365518

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 47297, 94594, 236485, 472970, 1939177, 3878354, 9695885, 19391770]

約数ペア:

[(1, 19391770), (2, 9695885), (5, 3878354), (10, 1939177), (41, 472970), (82, 236485), (205, 94594), (410, 47297)]