218633930

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{508451}}^1$

素因数の和:508501

約数の個数: 16

約数和(自身を含む): 402693984

約数和(自身を除く): 184060054

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 508451, 1016902, 2542255, 5084510, 21863393, 43726786, 109316965, 218633930]

約数ペア:

[(1, 218633930), (2, 109316965), (5, 43726786), (10, 21863393), (43, 5084510), (86, 2542255), (215, 1016902), (430, 508451)]