20284953

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{4861}}^1$

素因数の和:4984

約数の個数: 16

約数和(自身を含む): 29405376

約数和(自身を除く): 9120423

約数列:

[1, 3, 13, 39, 107, 321, 1391, 4173, 4861, 14583, 63193, 189579, 520127, 1560381, 6761651, 20284953]

約数ペア:

[(1, 20284953), (3, 6761651), (13, 1560381), (39, 520127), (107, 189579), (321, 63193), (1391, 14583), (4173, 4861)]