2100040912

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{944263}}^1$

素因数の和:944410

約数の個数: 20

約数和(自身を含む): 4098105760

約数和(自身を除く): 1998064848

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 944263, 1888526, 3777052, 7554104, 15108208, 131252557, 262505114, 525010228, 1050020456, 2100040912]

約数ペア:

[(1, 2100040912), (2, 1050020456), (4, 525010228), (8, 262505114), (16, 131252557), (139, 15108208), (278, 7554104), (556, 3777052), (1112, 1888526), (2224, 944263)]