19768995

素因数分解:

$3^3\times 5^1\times {\mathrm{146437}}^1$

素因数の和:146451

約数の個数: 16

約数和(自身を含む): 35145120

約数和(自身を除く): 15376125

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 146437, 439311, 732185, 1317933, 2196555, 3953799, 6589665, 19768995]

約数ペア:

[(1, 19768995), (3, 6589665), (5, 3953799), (9, 2196555), (15, 1317933), (27, 732185), (45, 439311), (135, 146437)]