19849604

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{5557}}^1$

素因数の和:5627

約数の個数: 24

約数和(自身を含む): 37349760

約数和(自身を除く): 17500156

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786, 3572, 5557, 11114, 22228, 105583, 211166, 261179, 422332, 522358, 1044716, 4962401, 9924802, 19849604]

約数ペア:

[(1, 19849604), (2, 9924802), (4, 4962401), (19, 1044716), (38, 522358), (47, 422332), (76, 261179), (94, 211166), (188, 105583), (893, 22228), (1786, 11114), (3572, 5557)]