81046916

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{467}}^1\times {\mathrm{1009}}^1$

素因数の和:1523

約数の個数: 24

約数和(自身を含む): 145585440

約数和(自身を除く): 64538524

約数列:

[1, 2, 4, 43, 86, 172, 467, 934, 1009, 1868, 2018, 4036, 20081, 40162, 43387, 80324, 86774, 173548, 471203, 942406, 1884812, 20261729, 40523458, 81046916]

約数ペア:

[(1, 81046916), (2, 40523458), (4, 20261729), (43, 1884812), (86, 942406), (172, 471203), (467, 173548), (934, 86774), (1009, 80324), (1868, 43387), (2018, 40162), (4036, 20081)]