20488683

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2237}}^1$

素因数の和:2354

約数の個数: 16

約数和(自身を含む): 28359936

約数和(自身を除く): 7871253

約数列:

[1, 3, 43, 71, 129, 213, 2237, 3053, 6711, 9159, 96191, 158827, 288573, 476481, 6829561, 20488683]

約数ペア:

[(1, 20488683), (3, 6829561), (43, 476481), (71, 288573), (129, 158827), (213, 96191), (2237, 9159), (3053, 6711)]