18556140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{309269}}^1$

素因数の和:309281

約数の個数: 24

約数和(自身を含む): 51957360

約数和(自身を除く): 33401220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 309269, 618538, 927807, 1237076, 1546345, 1855614, 3092690, 3711228, 4639035, 6185380, 9278070, 18556140]

約数ペア:

[(1, 18556140), (2, 9278070), (3, 6185380), (4, 4639035), (5, 3711228), (6, 3092690), (10, 1855614), (12, 1546345), (15, 1237076), (20, 927807), (30, 618538), (60, 309269)]