19877562

素因数分解:

$2^1\times 3^4\times {\mathrm{122701}}^1$

素因数の和:122715

約数の個数: 20

約数和(自身を含む): 44540826

約数和(自身を除く): 24663264

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 122701, 245402, 368103, 736206, 1104309, 2208618, 3312927, 6625854, 9938781, 19877562]

約数ペア:

[(1, 19877562), (2, 9938781), (3, 6625854), (6, 3312927), (9, 2208618), (18, 1104309), (27, 736206), (54, 368103), (81, 245402), (162, 122701)]