19315661776

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{11952761}}^1$

素因数の和:11952870

約数の個数: 20

約数和(自身を含む): 37794633444

約数和(自身を除く): 18478971668

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 11952761, 23905522, 47811044, 95622088, 191244176, 1207228861, 2414457722, 4828915444, 9657830888, 19315661776]

約数ペア:

[(1, 19315661776), (2, 9657830888), (4, 4828915444), (8, 2414457722), (16, 1207228861), (101, 191244176), (202, 95622088), (404, 47811044), (808, 23905522), (1616, 11952761)]