20827455

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{126227}}^1$

素因数の和:126246

約数の個数: 16

約数和(自身を含む): 36353664

約数和(自身を除く): 15526209

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 126227, 378681, 631135, 1388497, 1893405, 4165491, 6942485, 20827455]

約数ペア:

[(1, 20827455), (3, 6942485), (5, 4165491), (11, 1893405), (15, 1388497), (33, 631135), (55, 378681), (165, 126227)]