220189136

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{259657}}^1$

素因数の和:259718

約数の個数: 20

約数和(自身を含む): 434667492

約数和(自身を除く): 214478356

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 259657, 519314, 1038628, 2077256, 4154512, 13761821, 27523642, 55047284, 110094568, 220189136]

約数ペア:

[(1, 220189136), (2, 110094568), (4, 55047284), (8, 27523642), (16, 13761821), (53, 4154512), (106, 2077256), (212, 1038628), (424, 519314), (848, 259657)]