20180977593

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{56529349}}^1$

素因数の和:56529376

約数の個数: 16

約数和(自身を含む): 32560905600

約数和(自身を除く): 12379928007

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 56529349, 169588047, 395705443, 960998933, 1187116329, 2882996799, 6726992531, 20180977593]

約数ペア:

[(1, 20180977593), (3, 6726992531), (7, 2882996799), (17, 1187116329), (21, 960998933), (51, 395705443), (119, 169588047), (357, 56529349)]