20052981

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{57131}}^1$

素因数の和:57153

約数の個数: 16

約数和(自身を含む): 31993920

約数和(自身を除く): 11940939

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 57131, 171393, 514179, 742703, 1542537, 2228109, 6684327, 20052981]

約数ペア:

[(1, 20052981), (3, 6684327), (9, 2228109), (13, 1542537), (27, 742703), (39, 514179), (117, 171393), (351, 57131)]