20013023

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:446

約数の個数: 16

約数和(自身を含む): 21880320

約数和(自身を除く): 1867297

約数列:

[1, 19, 47, 73, 307, 893, 1387, 3431, 5833, 14429, 22411, 65189, 274151, 425809, 1053317, 20013023]

約数ペア:

[(1, 20013023), (19, 1053317), (47, 425809), (73, 274151), (307, 65189), (893, 22411), (1387, 14429), (3431, 5833)]