19122520

素因数分解:

$2^3\times 5^1\times {\mathrm{478063}}^1$

素因数の和:478074

約数の個数: 16

約数和(自身を含む): 43025760

約数和(自身を除く): 23903240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 478063, 956126, 1912252, 2390315, 3824504, 4780630, 9561260, 19122520]

約数ペア:

[(1, 19122520), (2, 9561260), (4, 4780630), (5, 3824504), (8, 2390315), (10, 1912252), (20, 956126), (40, 478063)]