20187628867

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{593}}^1\times {\mathrm{131441}}^1$

素因数の和:132078

約数の個数: 16

約数和(自身を含む): 23735270592

約数和(自身を除く): 3547641725

約数列:

[1, 7, 37, 259, 593, 4151, 21941, 131441, 153587, 920087, 4863317, 34043219, 77944513, 545611591, 2883946981, 20187628867]

約数ペア:

[(1, 20187628867), (7, 2883946981), (37, 545611591), (259, 77944513), (593, 34043219), (4151, 4863317), (21941, 920087), (131441, 153587)]