218974010

素因数分解:

$2^1\times 5^1\times {\mathrm{673}}^1\times {\mathrm{32537}}^1$

素因数の和:33217

約数の個数: 16

約数和(自身を含む): 394751016

約数和(自身を除く): 175777006

約数列:

[1, 2, 5, 10, 673, 1346, 3365, 6730, 32537, 65074, 162685, 325370, 21897401, 43794802, 109487005, 218974010]

約数ペア:

[(1, 218974010), (2, 109487005), (5, 43794802), (10, 21897401), (673, 325370), (1346, 162685), (3365, 65074), (6730, 32537)]