19925268

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{6563}}^1$

素因数の和:6604

約数の個数: 48

約数和(自身を含む): 52932096

約数和(自身を除く): 33006828

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 33, 44, 46, 66, 69, 92, 132, 138, 253, 276, 506, 759, 1012, 1518, 3036, 6563, 13126, 19689, 26252, 39378, 72193, 78756, 144386, 150949, 216579, 288772, 301898, 433158, 452847, 603796, 866316, 905694, 1660439, 1811388, 3320878, 4981317, 6641756, 9962634, 19925268]

約数ペア:

[(1, 19925268), (2, 9962634), (3, 6641756), (4, 4981317), (6, 3320878), (11, 1811388), (12, 1660439), (22, 905694), (23, 866316), (33, 603796), (44, 452847), (46, 433158), (66, 301898), (69, 288772), (92, 216579), (132, 150949), (138, 144386), (253, 78756), (276, 72193), (506, 39378), (759, 26252), (1012, 19689), (1518, 13126), (3036, 6563)]