20087912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{193153}}^1$

素因数の和:193172

約数の個数: 16

約数和(自身を含む): 40562340

約数和(自身を除く): 20474428

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 193153, 386306, 772612, 1545224, 2510989, 5021978, 10043956, 20087912]

約数ペア:

[(1, 20087912), (2, 10043956), (4, 5021978), (8, 2510989), (13, 1545224), (26, 772612), (52, 386306), (104, 193153)]