19627859999

素因数分解:

${\mathrm{11}}^2\times {\mathrm{509}}^1\times {\mathrm{318691}}^1$

素因数の和:319222

約数の個数: 12

約数和(自身を含む): 21616878360

約数和(自身を除く): 1989018361

約数列:

[1, 11, 121, 509, 5599, 61589, 318691, 3505601, 38561611, 162213719, 1784350909, 19627859999]

約数ペア:

[(1, 19627859999), (11, 1784350909), (121, 162213719), (509, 38561611), (5599, 3505601), (61589, 318691)]