19933452007

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{50857}}^1$

素因数の和:51311

約数の個数: 24

約数和(自身を含む): 24466766640

約数和(自身を除く): 4533314633

約数列:

[1, 7, 19, 49, 133, 421, 931, 2947, 7999, 20629, 50857, 55993, 355999, 391951, 966283, 2491993, 6763981, 21410797, 47347867, 149875579, 406805143, 1049129053, 2847636001, 19933452007]

約数ペア:

[(1, 19933452007), (7, 2847636001), (19, 1049129053), (49, 406805143), (133, 149875579), (421, 47347867), (931, 21410797), (2947, 6763981), (7999, 2491993), (20629, 966283), (50857, 391951), (55993, 355999)]