12838576

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{19571}}^1$

素因数の和:19620

約数の個数: 20

約数和(自身を含む): 25482744

約数和(自身を除く): 12644168

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 19571, 39142, 78284, 156568, 313136, 802411, 1604822, 3209644, 6419288, 12838576]

約数ペア:

[(1, 12838576), (2, 6419288), (4, 3209644), (8, 1604822), (16, 802411), (41, 313136), (82, 156568), (164, 78284), (328, 39142), (656, 19571)]