19133901

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{4457}}^1$

素因数の和:4522

約数の個数: 20

約数和(自身を含む): 29128572

約数和(自身を除く): 9994671

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 4457, 13371, 40113, 120339, 236221, 361017, 708663, 2125989, 6377967, 19133901]

約数ペア:

[(1, 19133901), (3, 6377967), (9, 2125989), (27, 708663), (53, 361017), (81, 236221), (159, 120339), (477, 40113), (1431, 13371), (4293, 4457)]