20161664782

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{11339519}}^1$

素因数の和:11339655

約数の個数: 16

約数和(自身を含む): 34835005440

約数和(自身を除く): 14673340658

約数列:

[1, 2, 7, 14, 127, 254, 889, 1778, 11339519, 22679038, 79376633, 158753266, 1440118913, 2880237826, 10080832391, 20161664782]

約数ペア:

[(1, 20161664782), (2, 10080832391), (7, 2880237826), (14, 1440118913), (127, 158753266), (254, 79376633), (889, 22679038), (1778, 11339519)]