20321307

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{44273}}^1$

素因数の和:44299

約数の個数: 16

約数和(自身を含む): 31877280

約数和(自身を除く): 11555973

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 44273, 132819, 398457, 752641, 1195371, 2257923, 6773769, 20321307]

約数ペア:

[(1, 20321307), (3, 6773769), (9, 2257923), (17, 1195371), (27, 752641), (51, 398457), (153, 132819), (459, 44273)]