18079376

素因数分解:

$2^4\times 7^1\times {\mathrm{337}}^1\times {\mathrm{479}}^1$

素因数の和:831

約数の個数: 40

約数和(自身を含む): 40235520

約数和(自身を除く): 22156144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 337, 479, 674, 958, 1348, 1916, 2359, 2696, 3353, 3832, 4718, 5392, 6706, 7664, 9436, 13412, 18872, 26824, 37744, 53648, 161423, 322846, 645692, 1129961, 1291384, 2259922, 2582768, 4519844, 9039688, 18079376]

約数ペア:

[(1, 18079376), (2, 9039688), (4, 4519844), (7, 2582768), (8, 2259922), (14, 1291384), (16, 1129961), (28, 645692), (56, 322846), (112, 161423), (337, 53648), (479, 37744), (674, 26824), (958, 18872), (1348, 13412), (1916, 9436), (2359, 7664), (2696, 6706), (3353, 5392), (3832, 4718)]