128217872

素因数分解:

$2^4\times {\mathrm{2207}}^1\times {\mathrm{3631}}^1$

素因数の和:5846

約数の個数: 20

約数和(自身を含む): 248603136

約数和(自身を除く): 120385264

約数列:

[1, 2, 4, 8, 16, 2207, 3631, 4414, 7262, 8828, 14524, 17656, 29048, 35312, 58096, 8013617, 16027234, 32054468, 64108936, 128217872]

約数ペア:

[(1, 128217872), (2, 64108936), (4, 32054468), (8, 16027234), (16, 8013617), (2207, 58096), (3631, 35312), (4414, 29048), (7262, 17656), (8828, 14524)]