20520387118

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{133249267}}^1$

素因数の和:133249287

約数の個数: 16

約数和(自身を含む): 38375789184

約数和(自身を除く): 17855402066

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 133249267, 266498534, 932744869, 1465741937, 1865489738, 2931483874, 10260193559, 20520387118]

約数ペア:

[(1, 20520387118), (2, 10260193559), (7, 2931483874), (11, 1865489738), (14, 1465741937), (22, 932744869), (77, 266498534), (154, 133249267)]