19989636

素因数分解:

$2^2\times 3^1\times {\mathrm{653}}^1\times {\mathrm{2551}}^1$

素因数の和:3211

約数の個数: 24

約数和(自身を含む): 46732224

約数和(自身を除く): 26742588

約数列:

[1, 2, 3, 4, 6, 12, 653, 1306, 1959, 2551, 2612, 3918, 5102, 7653, 7836, 10204, 15306, 30612, 1665803, 3331606, 4997409, 6663212, 9994818, 19989636]

約数ペア:

[(1, 19989636), (2, 9994818), (3, 6663212), (4, 4997409), (6, 3331606), (12, 1665803), (653, 30612), (1306, 15306), (1959, 10204), (2551, 7836), (2612, 7653), (3918, 5102)]