8642416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{28429}}^1$

素因数の和:28456

約数の個数: 20

約数和(自身を含む): 17626600

約数和(自身を除く): 8984184

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 28429, 56858, 113716, 227432, 454864, 540151, 1080302, 2160604, 4321208, 8642416]

約数ペア:

[(1, 8642416), (2, 4321208), (4, 2160604), (8, 1080302), (16, 540151), (19, 454864), (38, 227432), (76, 113716), (152, 56858), (304, 28429)]