16966352

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{81569}}^1$

素因数の和:81590

約数の個数: 20

約数和(自身を含む): 35401380

約数和(自身を除く): 18435028

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 81569, 163138, 326276, 652552, 1060397, 1305104, 2120794, 4241588, 8483176, 16966352]

約数ペア:

[(1, 16966352), (2, 8483176), (4, 4241588), (8, 2120794), (13, 1305104), (16, 1060397), (26, 652552), (52, 326276), (104, 163138), (208, 81569)]