219784480276

素因数分解:

$2^2\times {\mathrm{523}}^1\times {\mathrm{105059503}}^1$

素因数の和:105060030

約数の個数: 12

約数和(自身を含む): 385358260672

約数和(自身を除く): 165573780396

約数列:

[1, 2, 4, 523, 1046, 2092, 105059503, 210119006, 420238012, 54946120069, 109892240138, 219784480276]

約数ペア:

[(1, 219784480276), (2, 109892240138), (4, 54946120069), (523, 420238012), (1046, 210119006), (2092, 105059503)]