20540936

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{15193}}^1$

素因数の和:15225

約数の個数: 24

約数和(自身を含む): 41707530

約数和(自身を除く): 21166594

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 15193, 30386, 60772, 121544, 197509, 395018, 790036, 1580072, 2567617, 5135234, 10270468, 20540936]

約数ペア:

[(1, 20540936), (2, 10270468), (4, 5135234), (8, 2567617), (13, 1580072), (26, 790036), (52, 395018), (104, 197509), (169, 121544), (338, 60772), (676, 30386), (1352, 15193)]