20308509

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{57859}}^1$

素因数の和:57881

約数の個数: 16

約数和(自身を含む): 32401600

約数和(自身を除く): 12093091

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 57859, 173577, 520731, 752167, 1562193, 2256501, 6769503, 20308509]

約数ペア:

[(1, 20308509), (3, 6769503), (9, 2256501), (13, 1562193), (27, 752167), (39, 520731), (117, 173577), (351, 57859)]