19946416

素因数分解:

$2^4\times 7^1\times {\mathrm{178093}}^1$

素因数の和:178108

約数の個数: 20

約数和(自身を含む): 44167312

約数和(自身を除く): 24220896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 178093, 356186, 712372, 1246651, 1424744, 2493302, 2849488, 4986604, 9973208, 19946416]

約数ペア:

[(1, 19946416), (2, 9973208), (4, 4986604), (7, 2849488), (8, 2493302), (14, 1424744), (16, 1246651), (28, 712372), (56, 356186), (112, 178093)]