1810004

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{509}}^1$

素因数の和:647

約数の個数: 24

約数和(自身を含む): 3655680

約数和(自身を除く): 1845676

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 509, 889, 1018, 1778, 2036, 3556, 3563, 7126, 14252, 64643, 129286, 258572, 452501, 905002, 1810004]

約数ペア:

[(1, 1810004), (2, 905002), (4, 452501), (7, 258572), (14, 129286), (28, 64643), (127, 14252), (254, 7126), (508, 3563), (509, 3556), (889, 2036), (1018, 1778)]