19933983

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2711}}^1$

素因数の和:2779

約数の個数: 24

約数和(自身を含む): 31025280

約数和(自身を除く): 11091297

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 2711, 7353, 8133, 24399, 51509, 116573, 154527, 349719, 463581, 1049157, 2214887, 6644661, 19933983]

約数ペア:

[(1, 19933983), (3, 6644661), (9, 2214887), (19, 1049157), (43, 463581), (57, 349719), (129, 154527), (171, 116573), (387, 51509), (817, 24399), (2451, 8133), (2711, 7353)]