19858473

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{17939}}^1$

素因数の和:17989

約数の個数: 16

約数和(自身を含む): 30139200

約数和(自身を除く): 10280727

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 17939, 53817, 161451, 484353, 735499, 2206497, 6619491, 19858473]

約数ペア:

[(1, 19858473), (3, 6619491), (9, 2206497), (27, 735499), (41, 484353), (123, 161451), (369, 53817), (1107, 17939)]