219099224

素因数分解:

$2^3\times {\mathrm{1361}}^1\times {\mathrm{20123}}^1$

素因数の和:21490

約数の個数: 16

約数和(自身を含む): 411133320

約数和(自身を除く): 192034096

約数列:

[1, 2, 4, 8, 1361, 2722, 5444, 10888, 20123, 40246, 80492, 160984, 27387403, 54774806, 109549612, 219099224]

約数ペア:

[(1, 219099224), (2, 109549612), (4, 54774806), (8, 27387403), (1361, 160984), (2722, 80492), (5444, 40246), (10888, 20123)]