20894115

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{126631}}^1$

素因数の和:126650

約数の個数: 16

約数和(自身を含む): 36470016

約数和(自身を除く): 15575901

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 126631, 379893, 633155, 1392941, 1899465, 4178823, 6964705, 20894115]

約数ペア:

[(1, 20894115), (3, 6964705), (5, 4178823), (11, 1899465), (15, 1392941), (33, 633155), (55, 379893), (165, 126631)]