20653326

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{10337}}^1$

素因数の和:10385

約数の個数: 32

約数和(自身を含む): 47141280

約数和(自身を除く): 26487954

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 10337, 20674, 31011, 62022, 93033, 186066, 279099, 382469, 558198, 764938, 1147407, 2294814, 3442221, 6884442, 10326663, 20653326]

約数ペア:

[(1, 20653326), (2, 10326663), (3, 6884442), (6, 3442221), (9, 2294814), (18, 1147407), (27, 764938), (37, 558198), (54, 382469), (74, 279099), (111, 186066), (222, 93033), (333, 62022), (666, 31011), (999, 20674), (1998, 10337)]