18052040

素因数分解:

$2^3\times 5^1\times {\mathrm{451301}}^1$

素因数の和:451312

約数の個数: 16

約数和(自身を含む): 40617180

約数和(自身を除く): 22565140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 451301, 902602, 1805204, 2256505, 3610408, 4513010, 9026020, 18052040]

約数ペア:

[(1, 18052040), (2, 9026020), (4, 4513010), (5, 3610408), (8, 2256505), (10, 1805204), (20, 902602), (40, 451301)]