218965030

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{509221}}^1$

素因数の和:509271

約数の個数: 16

約数和(自身を含む): 403303824

約数和(自身を除く): 184338794

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 509221, 1018442, 2546105, 5092210, 21896503, 43793006, 109482515, 218965030]

約数ペア:

[(1, 218965030), (2, 109482515), (5, 43793006), (10, 21896503), (43, 5092210), (86, 2546105), (215, 1018442), (430, 509221)]