20124333

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{509}}^1$

素因数の和:729

約数の個数: 24

約数和(自身を含む): 30551040

約数和(自身を除く): 10426707

約数列:

[1, 3, 9, 23, 69, 191, 207, 509, 573, 1527, 1719, 4393, 4581, 11707, 13179, 35121, 39537, 97219, 105363, 291657, 874971, 2236037, 6708111, 20124333]

約数ペア:

[(1, 20124333), (3, 6708111), (9, 2236037), (23, 874971), (69, 291657), (191, 105363), (207, 97219), (509, 39537), (573, 35121), (1527, 13179), (1719, 11707), (4393, 4581)]