26888888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5501}}^1$

素因数の和:5567

約数の個数: 32

約数和(自身を含む): 55460160

約数和(自身を除く): 28571272

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 4888, 5501, 11002, 22004, 44008, 71513, 143026, 258547, 286052, 517094, 572104, 1034188, 2068376, 3361111, 6722222, 13444444, 26888888]

約数ペア:

[(1, 26888888), (2, 13444444), (4, 6722222), (8, 3361111), (13, 2068376), (26, 1034188), (47, 572104), (52, 517094), (94, 286052), (104, 258547), (188, 143026), (376, 71513), (611, 44008), (1222, 22004), (2444, 11002), (4888, 5501)]