20488635

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{7717}}^1$

素因数の和:7787

約数の個数: 24

約数和(自身を含む): 36120240

約数和(自身を除く): 15631605

約数列:

[1, 3, 5, 9, 15, 45, 59, 177, 295, 531, 885, 2655, 7717, 23151, 38585, 69453, 115755, 347265, 455303, 1365909, 2276515, 4097727, 6829545, 20488635]

約数ペア:

[(1, 20488635), (3, 6829545), (5, 4097727), (9, 2276515), (15, 1365909), (45, 455303), (59, 347265), (177, 115755), (295, 69453), (531, 38585), (885, 23151), (2655, 7717)]