20149911

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{14081}}^1$

素因数の和:14143

約数の個数: 16

約数和(自身を含む): 30417120

約数和(自身を除く): 10267209

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 14081, 42243, 126729, 380187, 746293, 2238879, 6716637, 20149911]

約数ペア:

[(1, 20149911), (3, 6716637), (9, 2238879), (27, 746293), (53, 380187), (159, 126729), (477, 42243), (1431, 14081)]