219057424

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{333929}}^1$

素因数の和:333978

約数の個数: 20

約数和(自身を含む): 434776860

約数和(自身を除く): 215719436

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 333929, 667858, 1335716, 2671432, 5342864, 13691089, 27382178, 54764356, 109528712, 219057424]

約数ペア:

[(1, 219057424), (2, 109528712), (4, 54764356), (8, 27382178), (16, 13691089), (41, 5342864), (82, 2671432), (164, 1335716), (328, 667858), (656, 333929)]