19982073

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{239}}^1$

素因数の和:333

約数の個数: 24

約数和(自身を含む): 28598400

約数和(自身を除く): 8616327

約数列:

[1, 3, 29, 31, 87, 93, 239, 717, 899, 961, 2697, 2883, 6931, 7409, 20793, 22227, 27869, 83607, 214861, 229679, 644583, 689037, 6660691, 19982073]

約数ペア:

[(1, 19982073), (3, 6660691), (29, 689037), (31, 644583), (87, 229679), (93, 214861), (239, 83607), (717, 27869), (899, 22227), (961, 20793), (2697, 7409), (2883, 6931)]