20597539

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:390

約数の個数: 16

約数和(自身を含む): 22488480

約数和(自身を除く): 1890941

約数列:

[1, 19, 41, 137, 193, 779, 2603, 3667, 5617, 7913, 26441, 106723, 150347, 502379, 1084081, 20597539]

約数ペア:

[(1, 20597539), (19, 1084081), (41, 502379), (137, 150347), (193, 106723), (779, 26441), (2603, 7913), (3667, 5617)]