19208948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{461}}^1\times {\mathrm{947}}^1$

素因数の和:1423

約数の個数: 24

約数和(自身を含む): 36789984

約数和(自身を除く): 17581036

約数列:

[1, 2, 4, 11, 22, 44, 461, 922, 947, 1844, 1894, 3788, 5071, 10142, 10417, 20284, 20834, 41668, 436567, 873134, 1746268, 4802237, 9604474, 19208948]

約数ペア:

[(1, 19208948), (2, 9604474), (4, 4802237), (11, 1746268), (22, 873134), (44, 436567), (461, 41668), (922, 20834), (947, 20284), (1844, 10417), (1894, 10142), (3788, 5071)]