20161225264

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{17261323}}^1$

素因数の和:17261404

約数の個数: 20

約数和(自身を含む): 39597477256

約数和(自身を除く): 19436251992

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 17261323, 34522646, 69045292, 138090584, 276181168, 1260076579, 2520153158, 5040306316, 10080612632, 20161225264]

約数ペア:

[(1, 20161225264), (2, 10080612632), (4, 5040306316), (8, 2520153158), (16, 1260076579), (73, 276181168), (146, 138090584), (292, 69045292), (584, 34522646), (1168, 17261323)]