19038032

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{91529}}^1$

素因数の和:91550

約数の個数: 20

約数和(自身を含む): 39724020

約数和(自身を除く): 20685988

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 91529, 183058, 366116, 732232, 1189877, 1464464, 2379754, 4759508, 9519016, 19038032]

約数ペア:

[(1, 19038032), (2, 9519016), (4, 4759508), (8, 2379754), (13, 1464464), (16, 1189877), (26, 732232), (52, 366116), (104, 183058), (208, 91529)]