12945884

素因数分解:

$2^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1153}}^1$

素因数の和:1565

約数の個数: 24

約数和(自身を含む): 25978848

約数和(自身を除く): 13032964

約数列:

[1, 2, 4, 7, 14, 28, 401, 802, 1153, 1604, 2306, 2807, 4612, 5614, 8071, 11228, 16142, 32284, 462353, 924706, 1849412, 3236471, 6472942, 12945884]

約数ペア:

[(1, 12945884), (2, 6472942), (4, 3236471), (7, 1849412), (14, 924706), (28, 462353), (401, 32284), (802, 16142), (1153, 11228), (1604, 8071), (2306, 5614), (2807, 4612)]