26991854

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{643}}^1$

素因数の和:935

約数の個数: 16

約数和(自身を含む): 41112960

約数和(自身を除く): 14121106

約数列:

[1, 2, 139, 151, 278, 302, 643, 1286, 20989, 41978, 89377, 97093, 178754, 194186, 13495927, 26991854]

約数ペア:

[(1, 26991854), (2, 13495927), (139, 194186), (151, 178754), (278, 97093), (302, 89377), (643, 41978), (1286, 20989)]