19956902

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{33151}}^1$

素因数の和:33203

約数の個数: 16

約数和(自身を含む): 35008512

約数和(自身を除く): 15051610

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 33151, 66302, 232057, 464114, 1425493, 2850986, 9978451, 19956902]

約数ペア:

[(1, 19956902), (2, 9978451), (7, 2850986), (14, 1425493), (43, 464114), (86, 232057), (301, 66302), (602, 33151)]