20517723554

素因数分解:

$2^1\times {\mathrm{263}}^1\times {\mathrm{4051}}^1\times {\mathrm{9629}}^1$

素因数の和:13945

約数の個数: 16

約数和(自身を含む): 30904441920

約数和(自身を除く): 10386718366

約数列:

[1, 2, 263, 526, 4051, 8102, 9629, 19258, 1065413, 2130826, 2532427, 5064854, 39007079, 78014158, 10258861777, 20517723554]

約数ペア:

[(1, 20517723554), (2, 10258861777), (263, 78014158), (526, 39007079), (4051, 5064854), (8102, 2532427), (9629, 2130826), (19258, 1065413)]