19079291

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7993}}^1$

素因数の和:8042

約数の個数: 16

約数和(自身を含む): 24557568

約数和(自身を除く): 5478277

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 7993, 55951, 87923, 247783, 615461, 1734481, 2725613, 19079291]

約数ペア:

[(1, 19079291), (7, 2725613), (11, 1734481), (31, 615461), (77, 247783), (217, 87923), (341, 55951), (2387, 7993)]