20177391393

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{8699}}^1\times {\mathrm{8887}}^1$

素因数の和:17621

約数の個数: 24

約数和(自身を含む): 30156984000

約数和(自身を除く): 9979592607

約数列:

[1, 3, 9, 29, 87, 261, 8699, 8887, 26097, 26661, 78291, 79983, 252271, 257723, 756813, 773169, 2270439, 2319507, 77308013, 231924039, 695772117, 2241932377, 6725797131, 20177391393]

約数ペア:

[(1, 20177391393), (3, 6725797131), (9, 2241932377), (29, 695772117), (87, 231924039), (261, 77308013), (8699, 2319507), (8887, 2270439), (26097, 773169), (26661, 756813), (78291, 257723), (79983, 252271)]