40904656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{196657}}^1$

素因数の和:196678

約数の個数: 20

約数和(自身を含む): 85349572

約数和(自身を除く): 44444916

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 196657, 393314, 786628, 1573256, 2556541, 3146512, 5113082, 10226164, 20452328, 40904656]

約数ペア:

[(1, 40904656), (2, 20452328), (4, 10226164), (8, 5113082), (13, 3146512), (16, 2556541), (26, 1573256), (52, 786628), (104, 393314), (208, 196657)]