19554858

素因数分解:

$2^1\times 3^4\times {\mathrm{120709}}^1$

素因数の和:120723

約数の個数: 20

約数和(自身を含む): 43817730

約数和(自身を除く): 24262872

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 120709, 241418, 362127, 724254, 1086381, 2172762, 3259143, 6518286, 9777429, 19554858]

約数ペア:

[(1, 19554858), (2, 9777429), (3, 6518286), (6, 3259143), (9, 2172762), (18, 1086381), (27, 724254), (54, 362127), (81, 241418), (162, 120709)]