155522416

素因数分解:

$2^4\times 7^1\times {\mathrm{1388593}}^1$

素因数の和:1388608

約数の個数: 20

約数和(自身を含む): 344371312

約数和(自身を除く): 188848896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1388593, 2777186, 5554372, 9720151, 11108744, 19440302, 22217488, 38880604, 77761208, 155522416]

約数ペア:

[(1, 155522416), (2, 77761208), (4, 38880604), (7, 22217488), (8, 19440302), (14, 11108744), (16, 9720151), (28, 5554372), (56, 2777186), (112, 1388593)]