219853204

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{774131}}^1$

素因数の和:774206

約数の個数: 12

約数和(自身を含む): 390162528

約数和(自身を除く): 170309324

約数列:

[1, 2, 4, 71, 142, 284, 774131, 1548262, 3096524, 54963301, 109926602, 219853204]

約数ペア:

[(1, 219853204), (2, 109926602), (4, 54963301), (71, 3096524), (142, 1548262), (284, 774131)]