20797834492

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{1145003}}^1$

素因数の和:1145265

約数の個数: 24

約数和(自身を含む): 38472134400

約数和(自身を除く): 17674299908

約数列:

[1, 2, 4, 19, 38, 76, 239, 478, 956, 4541, 9082, 18164, 1145003, 2290006, 4580012, 21755057, 43510114, 87020228, 273655717, 547311434, 1094622868, 5199458623, 10398917246, 20797834492]

約数ペア:

[(1, 20797834492), (2, 10398917246), (4, 5199458623), (19, 1094622868), (38, 547311434), (76, 273655717), (239, 87020228), (478, 43510114), (956, 21755057), (4541, 4580012), (9082, 2290006), (18164, 1145003)]