66999088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{322111}}^1$

素因数の和:322132

約数の個数: 20

約数和(自身を含む): 139796608

約数和(自身を除く): 72797520

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 322111, 644222, 1288444, 2576888, 4187443, 5153776, 8374886, 16749772, 33499544, 66999088]

約数ペア:

[(1, 66999088), (2, 33499544), (4, 16749772), (8, 8374886), (13, 5153776), (16, 4187443), (26, 2576888), (52, 1288444), (104, 644222), (208, 322111)]