199038416

素因数分解:

$2^4\times {\mathrm{293}}^1\times {\mathrm{42457}}^1$

素因数の和:42758

約数の個数: 20

約数和(自身を含む): 386962212

約数和(自身を除く): 187923796

約数列:

[1, 2, 4, 8, 16, 293, 586, 1172, 2344, 4688, 42457, 84914, 169828, 339656, 679312, 12439901, 24879802, 49759604, 99519208, 199038416]

約数ペア:

[(1, 199038416), (2, 99519208), (4, 49759604), (8, 24879802), (16, 12439901), (293, 679312), (586, 339656), (1172, 169828), (2344, 84914), (4688, 42457)]