20180156396

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{709}}^1\times {\mathrm{743}}^1$

素因数の和:1674

約数の個数: 48

約数和(自身を含む): 36222473280

約数和(自身を除く): 16042316884

約数列:

[1, 2, 4, 61, 122, 157, 244, 314, 628, 709, 743, 1418, 1486, 2836, 2972, 9577, 19154, 38308, 43249, 45323, 86498, 90646, 111313, 116651, 172996, 181292, 222626, 233302, 445252, 466604, 526787, 1053574, 2107148, 6790093, 7115711, 13580186, 14231422, 27160372, 28462844, 32134007, 64268014, 82705559, 128536028, 165411118, 330822236, 5045039099, 10090078198, 20180156396]

約数ペア:

[(1, 20180156396), (2, 10090078198), (4, 5045039099), (61, 330822236), (122, 165411118), (157, 128536028), (244, 82705559), (314, 64268014), (628, 32134007), (709, 28462844), (743, 27160372), (1418, 14231422), (1486, 13580186), (2836, 7115711), (2972, 6790093), (9577, 2107148), (19154, 1053574), (38308, 526787), (43249, 466604), (45323, 445252), (86498, 233302), (90646, 222626), (111313, 181292), (116651, 172996)]