19960436

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{94153}}^1$

素因数の和:94210

約数の個数: 12

約数和(自身を含む): 35590212

約数和(自身を除く): 15629776

約数列:

[1, 2, 4, 53, 106, 212, 94153, 188306, 376612, 4990109, 9980218, 19960436]

約数ペア:

[(1, 19960436), (2, 9980218), (4, 4990109), (53, 376612), (106, 188306), (212, 94153)]