16840564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{337}}^1$

素因数の和:416

約数の個数: 36

約数和(自身を含む): 32892132

約数和(自身を除く): 16051568

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 337, 403, 674, 806, 961, 1348, 1612, 1922, 3844, 4381, 8762, 10447, 12493, 17524, 20894, 24986, 41788, 49972, 135811, 271622, 323857, 543244, 647714, 1295428, 4210141, 8420282, 16840564]

約数ペア:

[(1, 16840564), (2, 8420282), (4, 4210141), (13, 1295428), (26, 647714), (31, 543244), (52, 323857), (62, 271622), (124, 135811), (337, 49972), (403, 41788), (674, 24986), (806, 20894), (961, 17524), (1348, 12493), (1612, 10447), (1922, 8762), (3844, 4381)]