20270307

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{1663}}^1$

素因数の和:1922

約数の個数: 16

約数和(自身を含む): 28753920

約数和(自身を除く): 8483613

約数列:

[1, 3, 17, 51, 239, 717, 1663, 4063, 4989, 12189, 28271, 84813, 397457, 1192371, 6756769, 20270307]

約数ペア:

[(1, 20270307), (3, 6756769), (17, 1192371), (51, 397457), (239, 84813), (717, 28271), (1663, 12189), (4063, 4989)]