18904732

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61379}}^1$

素因数の和:61401

約数の個数: 24

約数和(自身を含む): 41247360

約数和(自身を除く): 22342628

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 61379, 122758, 245516, 429653, 675169, 859306, 1350338, 1718612, 2700676, 4726183, 9452366, 18904732]

約数ペア:

[(1, 18904732), (2, 9452366), (4, 4726183), (7, 2700676), (11, 1718612), (14, 1350338), (22, 859306), (28, 675169), (44, 429653), (77, 245516), (154, 122758), (308, 61379)]