18712138

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{12799}}^1$

素因数の和:12861

約数の個数: 16

約数和(自身を含む): 30412800

約数和(自身を除く): 11700662

約数列:

[1, 2, 17, 34, 43, 86, 731, 1462, 12799, 25598, 217583, 435166, 550357, 1100714, 9356069, 18712138]

約数ペア:

[(1, 18712138), (2, 9356069), (17, 1100714), (34, 550357), (43, 435166), (86, 217583), (731, 25598), (1462, 12799)]