19481340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{324689}}^1$

素因数の和:324701

約数の個数: 24

約数和(自身を含む): 54547920

約数和(自身を除く): 35066580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 324689, 649378, 974067, 1298756, 1623445, 1948134, 3246890, 3896268, 4870335, 6493780, 9740670, 19481340]

約数ペア:

[(1, 19481340), (2, 9740670), (3, 6493780), (4, 4870335), (5, 3896268), (6, 3246890), (10, 1948134), (12, 1623445), (15, 1298756), (20, 974067), (30, 649378), (60, 324689)]