20001724

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{2749}}^1$

素因数の和:2877

約数の個数: 24

約数和(自身を含む): 37422000

約数和(自身を除く): 17420276

約数列:

[1, 2, 4, 17, 34, 68, 107, 214, 428, 1819, 2749, 3638, 5498, 7276, 10996, 46733, 93466, 186932, 294143, 588286, 1176572, 5000431, 10000862, 20001724]

約数ペア:

[(1, 20001724), (2, 10000862), (4, 5000431), (17, 1176572), (34, 588286), (68, 294143), (107, 186932), (214, 93466), (428, 46733), (1819, 10996), (2749, 7276), (3638, 5498)]