20494095

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{80369}}^1$

素因数の和:80394

約数の個数: 16

約数和(自身を含む): 34719840

約数和(自身を除く): 14225745

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 80369, 241107, 401845, 1205535, 1366273, 4098819, 6831365, 20494095]

約数ペア:

[(1, 20494095), (3, 6831365), (5, 4098819), (15, 1366273), (17, 1205535), (51, 401845), (85, 241107), (255, 80369)]