12642896

素因数分解:

$2^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{719}}^1$

素因数の和:891

約数の個数: 40

約数和(自身を含む): 28212480

約数和(自身を除く): 15569584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 157, 314, 628, 719, 1099, 1256, 1438, 2198, 2512, 2876, 4396, 5033, 5752, 8792, 10066, 11504, 17584, 20132, 40264, 80528, 112883, 225766, 451532, 790181, 903064, 1580362, 1806128, 3160724, 6321448, 12642896]

約数ペア:

[(1, 12642896), (2, 6321448), (4, 3160724), (7, 1806128), (8, 1580362), (14, 903064), (16, 790181), (28, 451532), (56, 225766), (112, 112883), (157, 80528), (314, 40264), (628, 20132), (719, 17584), (1099, 11504), (1256, 10066), (1438, 8792), (2198, 5752), (2512, 5033), (2876, 4396)]