19927146

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{77237}}^1$

素因数の和:77285

約数の個数: 16

約数和(自身を含む): 40781664

約数和(自身を除く): 20854518

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 77237, 154474, 231711, 463422, 3321191, 6642382, 9963573, 19927146]

約数ペア:

[(1, 19927146), (2, 9963573), (3, 6642382), (6, 3321191), (43, 463422), (86, 231711), (129, 154474), (258, 77237)]