27405676

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{18979}}^1$

素因数の和:19021

約数の個数: 18

約数和(自身を含む): 50619660

約数和(自身を除く): 23213984

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 18979, 37958, 75916, 360601, 721202, 1442404, 6851419, 13702838, 27405676]

約数ペア:

[(1, 27405676), (2, 13702838), (4, 6851419), (19, 1442404), (38, 721202), (76, 360601), (361, 75916), (722, 37958), (1444, 18979)]