18368080

素因数分解:

$2^4\times 5^1\times {\mathrm{229601}}^1$

素因数の和:229614

約数の個数: 20

約数和(自身を含む): 42705972

約数和(自身を除く): 24337892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229601, 459202, 918404, 1148005, 1836808, 2296010, 3673616, 4592020, 9184040, 18368080]

約数ペア:

[(1, 18368080), (2, 9184040), (4, 4592020), (5, 3673616), (8, 2296010), (10, 1836808), (16, 1148005), (20, 918404), (40, 459202), (80, 229601)]