2789456

素因数分解:

$2^4\times {\mathrm{313}}^1\times {\mathrm{557}}^1$

素因数の和:878

約数の個数: 20

約数和(自身を含む): 5431572

約数和(自身を除く): 2642116

約数列:

[1, 2, 4, 8, 16, 313, 557, 626, 1114, 1252, 2228, 2504, 4456, 5008, 8912, 174341, 348682, 697364, 1394728, 2789456]

約数ペア:

[(1, 2789456), (2, 1394728), (4, 697364), (8, 348682), (16, 174341), (313, 8912), (557, 5008), (626, 4456), (1114, 2504), (1252, 2228)]