12938684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1873}}^1$

素因数の和:2045

約数の個数: 24

約数和(自身を含む): 24871728

約数和(自身を除く): 11933044

約数列:

[1, 2, 4, 11, 22, 44, 157, 314, 628, 1727, 1873, 3454, 3746, 6908, 7492, 20603, 41206, 82412, 294061, 588122, 1176244, 3234671, 6469342, 12938684]

約数ペア:

[(1, 12938684), (2, 6469342), (4, 3234671), (11, 1176244), (22, 588122), (44, 294061), (157, 82412), (314, 41206), (628, 20603), (1727, 7492), (1873, 6908), (3454, 3746)]