20556942

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{5897}}^1$

素因数の和:5992

約数の個数: 32

約数和(自身を含む): 47561472

約数和(自身を除く): 27004530

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 83, 166, 249, 498, 581, 1162, 1743, 3486, 5897, 11794, 17691, 35382, 41279, 82558, 123837, 247674, 489451, 978902, 1468353, 2936706, 3426157, 6852314, 10278471, 20556942]

約数ペア:

[(1, 20556942), (2, 10278471), (3, 6852314), (6, 3426157), (7, 2936706), (14, 1468353), (21, 978902), (42, 489451), (83, 247674), (166, 123837), (249, 82558), (498, 41279), (581, 35382), (1162, 17691), (1743, 11794), (3486, 5897)]