20155558581

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{1583}}^1\times {\mathrm{83219}}^1$

素因数の和:84825

約数の個数: 24

約数和(自身を含む): 30845992320

約数和(自身を除く): 10690433739

約数列:

[1, 3, 9, 17, 51, 153, 1583, 4749, 14247, 26911, 80733, 83219, 242199, 249657, 748971, 1414723, 4244169, 12732507, 131735677, 395207031, 1185621093, 2239506509, 6718519527, 20155558581]

約数ペア:

[(1, 20155558581), (3, 6718519527), (9, 2239506509), (17, 1185621093), (51, 395207031), (153, 131735677), (1583, 12732507), (4749, 4244169), (14247, 1414723), (26911, 748971), (80733, 249657), (83219, 242199)]