19281802

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1613}}^1$

素因数の和:1797

約数の個数: 16

約数和(自身を含む): 29826720

約数和(自身を除く): 10544918

約数列:

[1, 2, 43, 86, 139, 278, 1613, 3226, 5977, 11954, 69359, 138718, 224207, 448414, 9640901, 19281802]

約数ペア:

[(1, 19281802), (2, 9640901), (43, 448414), (86, 224207), (139, 138718), (278, 69359), (1613, 11954), (3226, 5977)]