20861478

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{105361}}^1$

素因数の和:105380

約数の個数: 24

約数和(自身を含む): 49309416

約数和(自身を除く): 28447938

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 105361, 210722, 316083, 632166, 948249, 1158971, 1896498, 2317942, 3476913, 6953826, 10430739, 20861478]

約数ペア:

[(1, 20861478), (2, 10430739), (3, 6953826), (6, 3476913), (9, 2317942), (11, 1896498), (18, 1158971), (22, 948249), (33, 632166), (66, 316083), (99, 210722), (198, 105361)]