18331120

素因数分解:

$2^4\times 5^1\times {\mathrm{229139}}^1$

素因数の和:229152

約数の個数: 20

約数和(自身を含む): 42620040

約数和(自身を除く): 24288920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229139, 458278, 916556, 1145695, 1833112, 2291390, 3666224, 4582780, 9165560, 18331120]

約数ペア:

[(1, 18331120), (2, 9165560), (4, 4582780), (5, 3666224), (8, 2291390), (10, 1833112), (16, 1145695), (20, 916556), (40, 458278), (80, 229139)]