19643958

素因数分解:

$2^1\times 3^4\times {\mathrm{121259}}^1$

素因数の和:121273

約数の個数: 20

約数和(自身を含む): 44017380

約数和(自身を除く): 24373422

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 121259, 242518, 363777, 727554, 1091331, 2182662, 3273993, 6547986, 9821979, 19643958]

約数ペア:

[(1, 19643958), (2, 9821979), (3, 6547986), (6, 3273993), (9, 2182662), (18, 1091331), (27, 727554), (54, 363777), (81, 242518), (162, 121259)]