20179854

素因数分解:

$2^1\times 3^4\times {\mathrm{124567}}^1$

素因数の和:124581

約数の個数: 20

約数和(自身を含む): 45218184

約数和(自身を除く): 25038330

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 124567, 249134, 373701, 747402, 1121103, 2242206, 3363309, 6726618, 10089927, 20179854]

約数ペア:

[(1, 20179854), (2, 10089927), (3, 6726618), (6, 3363309), (9, 2242206), (18, 1121103), (27, 747402), (54, 373701), (81, 249134), (162, 124567)]