20593669928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{498781}}^1$

素因数の和:499197

約数の個数: 32

約数和(自身を含む): 41688199560

約数和(自身を除く): 21094529632

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 397, 794, 1588, 3176, 5161, 10322, 20644, 41288, 498781, 997562, 1995124, 3990248, 6484153, 12968306, 25936612, 51873224, 198016057, 396032114, 792064228, 1584128456, 2574208741, 5148417482, 10296834964, 20593669928]

約数ペア:

[(1, 20593669928), (2, 10296834964), (4, 5148417482), (8, 2574208741), (13, 1584128456), (26, 792064228), (52, 396032114), (104, 198016057), (397, 51873224), (794, 25936612), (1588, 12968306), (3176, 6484153), (5161, 3990248), (10322, 1995124), (20644, 997562), (41288, 498781)]