26563472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127709}}^1$

素因数の和:127730

約数の個数: 20

約数和(自身を含む): 55426140

約数和(自身を除く): 28862668

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 127709, 255418, 510836, 1021672, 1660217, 2043344, 3320434, 6640868, 13281736, 26563472]

約数ペア:

[(1, 26563472), (2, 13281736), (4, 6640868), (8, 3320434), (13, 2043344), (16, 1660217), (26, 1021672), (52, 510836), (104, 255418), (208, 127709)]