20575254

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{489887}}^1$

素因数の和:489899

約数の個数: 16

約数和(自身を含む): 47029248

約数和(自身を除く): 26453994

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 489887, 979774, 1469661, 2939322, 3429209, 6858418, 10287627, 20575254]

約数ペア:

[(1, 20575254), (2, 10287627), (3, 6858418), (6, 3429209), (7, 2939322), (14, 1469661), (21, 979774), (42, 489887)]