20837223

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4127}}^1$

素因数の和:4164

約数の個数: 32

約数和(自身を含む): 35665920

約数和(自身を除く): 14828697

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 99, 153, 187, 297, 459, 561, 1683, 4127, 5049, 12381, 37143, 45397, 70159, 111429, 136191, 210477, 408573, 631431, 771749, 1225719, 1894293, 2315247, 6945741, 20837223]

約数ペア:

[(1, 20837223), (3, 6945741), (9, 2315247), (11, 1894293), (17, 1225719), (27, 771749), (33, 631431), (51, 408573), (99, 210477), (153, 136191), (187, 111429), (297, 70159), (459, 45397), (561, 37143), (1683, 12381), (4127, 5049)]