16420336

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{25031}}^1$

素因数の和:25080

約数の個数: 20

約数和(自身を含む): 32591664

約数和(自身を除く): 16171328

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 25031, 50062, 100124, 200248, 400496, 1026271, 2052542, 4105084, 8210168, 16420336]

約数ペア:

[(1, 16420336), (2, 8210168), (4, 4105084), (8, 2052542), (16, 1026271), (41, 400496), (82, 200248), (164, 100124), (328, 50062), (656, 25031)]