20661246

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{60413}}^1$

素因数の和:60440

約数の個数: 24

約数和(自身を含む): 47122920

約数和(自身を除く): 26461674

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 60413, 120826, 181239, 362478, 543717, 1087434, 1147847, 2295694, 3443541, 6887082, 10330623, 20661246]

約数ペア:

[(1, 20661246), (2, 10330623), (3, 6887082), (6, 3443541), (9, 2295694), (18, 1147847), (19, 1087434), (38, 543717), (57, 362478), (114, 181239), (171, 120826), (342, 60413)]