81596588

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{21227}}^1$

素因数の和:21293

約数の個数: 18

約数和(自身を含む): 147555828

約数和(自身を除く): 65959240

約数列:

[1, 2, 4, 31, 62, 124, 961, 1922, 3844, 21227, 42454, 84908, 658037, 1316074, 2632148, 20399147, 40798294, 81596588]

約数ペア:

[(1, 81596588), (2, 40798294), (4, 20399147), (31, 2632148), (62, 1316074), (124, 658037), (961, 84908), (1922, 42454), (3844, 21227)]