18724714520

素因数分解:

$2^3\times 5^1\times {\mathrm{468117863}}^1$

素因数の和:468117874

約数の個数: 16

約数和(自身を含む): 42130607760

約数和(自身を除く): 23405893240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 468117863, 936235726, 1872471452, 2340589315, 3744942904, 4681178630, 9362357260, 18724714520]

約数ペア:

[(1, 18724714520), (2, 9362357260), (4, 4681178630), (5, 3744942904), (8, 2340589315), (10, 1872471452), (20, 936235726), (40, 468117863)]