26694928

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{128341}}^1$

素因数の和:128362

約数の個数: 20

約数和(自身を含む): 55700428

約数和(自身を除く): 29005500

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 128341, 256682, 513364, 1026728, 1668433, 2053456, 3336866, 6673732, 13347464, 26694928]

約数ペア:

[(1, 26694928), (2, 13347464), (4, 6673732), (8, 3336866), (13, 2053456), (16, 1668433), (26, 1026728), (52, 513364), (104, 256682), (208, 128341)]