19313340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{321889}}^1$

素因数の和:321901

約数の個数: 24

約数和(自身を含む): 54077520

約数和(自身を除く): 34764180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 321889, 643778, 965667, 1287556, 1609445, 1931334, 3218890, 3862668, 4828335, 6437780, 9656670, 19313340]

約数ペア:

[(1, 19313340), (2, 9656670), (3, 6437780), (4, 4828335), (5, 3862668), (6, 3218890), (10, 1931334), (12, 1609445), (15, 1287556), (20, 965667), (30, 643778), (60, 321889)]