20039935

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{1123}}^1$

素因数の和:1254

約数の個数: 16

約数和(自身を含む): 24925824

約数和(自身を除く): 4885889

約数列:

[1, 5, 43, 83, 215, 415, 1123, 3569, 5615, 17845, 48289, 93209, 241445, 466045, 4007987, 20039935]

約数ペア:

[(1, 20039935), (5, 4007987), (43, 466045), (83, 241445), (215, 93209), (415, 48289), (1123, 17845), (3569, 5615)]