18149427

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{3931}}^1$

素因数の和:3965

約数の個数: 24

約数和(自身を含む): 28624960

約数和(自身を除く): 10475533

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 3931, 4617, 11793, 35379, 74689, 106137, 224067, 318411, 672201, 955233, 2016603, 6049809, 18149427]

約数ペア:

[(1, 18149427), (3, 6049809), (9, 2016603), (19, 955233), (27, 672201), (57, 318411), (81, 224067), (171, 106137), (243, 74689), (513, 35379), (1539, 11793), (3931, 4617)]