2666488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 5517360

約数和(自身を除く): 2850872

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 157, 193, 314, 386, 628, 772, 1256, 1544, 1727, 2123, 3454, 4246, 6908, 8492, 13816, 16984, 30301, 60602, 121204, 242408, 333311, 666622, 1333244, 2666488]

約数ペア:

[(1, 2666488), (2, 1333244), (4, 666622), (8, 333311), (11, 242408), (22, 121204), (44, 60602), (88, 30301), (157, 16984), (193, 13816), (314, 8492), (386, 6908), (628, 4246), (772, 3454), (1256, 2123), (1544, 1727)]