20503474

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{2887}}^1$

素因数の和:3009

約数の個数: 16

約数和(自身を含む): 31814208

約数和(自身を除く): 11310734

約数列:

[1, 2, 53, 67, 106, 134, 2887, 3551, 5774, 7102, 153011, 193429, 306022, 386858, 10251737, 20503474]

約数ペア:

[(1, 20503474), (2, 10251737), (53, 386858), (67, 306022), (106, 193429), (134, 153011), (2887, 7102), (3551, 5774)]