20163794

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{3373}}^1$

素因数の和:3450

約数の個数: 24

約数和(自身を含む): 35771148

約数和(自身を除く): 15607354

約数列:

[1, 2, 7, 14, 49, 61, 98, 122, 427, 854, 2989, 3373, 5978, 6746, 23611, 47222, 165277, 205753, 330554, 411506, 1440271, 2880542, 10081897, 20163794]

約数ペア:

[(1, 20163794), (2, 10081897), (7, 2880542), (14, 1440271), (49, 411506), (61, 330554), (98, 205753), (122, 165277), (427, 47222), (854, 23611), (2989, 6746), (3373, 5978)]