2581136

素因数分解:

$2^4\times {\mathrm{353}}^1\times {\mathrm{457}}^1$

素因数の和:818

約数の個数: 20

約数和(自身を含む): 5026092

約数和(自身を除く): 2444956

約数列:

[1, 2, 4, 8, 16, 353, 457, 706, 914, 1412, 1828, 2824, 3656, 5648, 7312, 161321, 322642, 645284, 1290568, 2581136]

約数ペア:

[(1, 2581136), (2, 1290568), (4, 645284), (8, 322642), (16, 161321), (353, 7312), (457, 5648), (706, 3656), (914, 2824), (1412, 1828)]