20680912

素因数分解:

$2^4\times 7^1\times {\mathrm{184651}}^1$

素因数の和:184666

約数の個数: 20

約数和(自身を含む): 45793696

約数和(自身を除く): 25112784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 184651, 369302, 738604, 1292557, 1477208, 2585114, 2954416, 5170228, 10340456, 20680912]

約数ペア:

[(1, 20680912), (2, 10340456), (4, 5170228), (7, 2954416), (8, 2585114), (14, 1477208), (16, 1292557), (28, 738604), (56, 369302), (112, 184651)]