13278512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{63839}}^1$

素因数の和:63860

約数の個数: 20

約数和(自身を含む): 27706560

約数和(自身を除く): 14428048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 63839, 127678, 255356, 510712, 829907, 1021424, 1659814, 3319628, 6639256, 13278512]

約数ペア:

[(1, 13278512), (2, 6639256), (4, 3319628), (8, 1659814), (13, 1021424), (16, 829907), (26, 510712), (52, 255356), (104, 127678), (208, 63839)]