20490219

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{44641}}^1$

素因数の和:44667

約数の個数: 16

約数和(自身を含む): 32142240

約数和(自身を除く): 11652021

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 44641, 133923, 401769, 758897, 1205307, 2276691, 6830073, 20490219]

約数ペア:

[(1, 20490219), (3, 6830073), (9, 2276691), (17, 1205307), (27, 758897), (51, 401769), (153, 133923), (459, 44641)]