19744712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{189853}}^1$

素因数の和:189872

約数の個数: 16

約数和(自身を含む): 39869340

約数和(自身を除く): 20124628

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 189853, 379706, 759412, 1518824, 2468089, 4936178, 9872356, 19744712]

約数ペア:

[(1, 19744712), (2, 9872356), (4, 4936178), (8, 2468089), (13, 1518824), (26, 759412), (52, 379706), (104, 189853)]