19973028

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5153}}^1$

素因数の和:5196

約数の個数: 48

約数和(自身を含む): 51952320

約数和(自身を除く): 31979292

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 114, 204, 228, 323, 646, 969, 1292, 1938, 3876, 5153, 10306, 15459, 20612, 30918, 61836, 87601, 97907, 175202, 195814, 262803, 293721, 350404, 391628, 525606, 587442, 1051212, 1174884, 1664419, 3328838, 4993257, 6657676, 9986514, 19973028]

約数ペア:

[(1, 19973028), (2, 9986514), (3, 6657676), (4, 4993257), (6, 3328838), (12, 1664419), (17, 1174884), (19, 1051212), (34, 587442), (38, 525606), (51, 391628), (57, 350404), (68, 293721), (76, 262803), (102, 195814), (114, 175202), (204, 97907), (228, 87601), (323, 61836), (646, 30918), (969, 20612), (1292, 15459), (1938, 10306), (3876, 5153)]