2220794416

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{1297193}}^1$

素因数の和:1297308

約数の個数: 20

約数和(自身を含む): 4343005512

約数和(自身を除く): 2122211096

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 1297193, 2594386, 5188772, 10377544, 20755088, 138799651, 277599302, 555198604, 1110397208, 2220794416]

約数ペア:

[(1, 2220794416), (2, 1110397208), (4, 555198604), (8, 277599302), (16, 138799651), (107, 20755088), (214, 10377544), (428, 5188772), (856, 2594386), (1712, 1297193)]