200180912

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{121469}}^1$

素因数の和:121580

約数の個数: 20

約数和(自身を含む): 391619280

約数和(自身を除く): 191438368

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 121469, 242938, 485876, 971752, 1943504, 12511307, 25022614, 50045228, 100090456, 200180912]

約数ペア:

[(1, 200180912), (2, 100090456), (4, 50045228), (8, 25022614), (16, 12511307), (103, 1943504), (206, 971752), (412, 485876), (824, 242938), (1648, 121469)]