2221864

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 4408200

約数和(自身を除く): 2186336

約数列:

[1, 2, 4, 8, 29, 58, 61, 116, 122, 157, 232, 244, 314, 488, 628, 1256, 1769, 3538, 4553, 7076, 9106, 9577, 14152, 18212, 19154, 36424, 38308, 76616, 277733, 555466, 1110932, 2221864]

約数ペア:

[(1, 2221864), (2, 1110932), (4, 555466), (8, 277733), (29, 76616), (58, 38308), (61, 36424), (116, 19154), (122, 18212), (157, 14152), (232, 9577), (244, 9106), (314, 7076), (488, 4553), (628, 3538), (1256, 1769)]