19888836

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{6551}}^1$

素因数の和:6592

約数の個数: 48

約数和(自身を含む): 52835328

約数和(自身を除く): 32946492

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, 6551, 13102, 19653, 26204, 39306, 72061, 78612, 144122, 150673, 216183, 288244, 301346, 432366, 452019, 602692, 864732, 904038, 1657403, 1808076, 3314806, 4972209, 6629612, 9944418, 19888836]

約数ペア:

[(1, 19888836), (2, 9944418), (3, 6629612), (4, 4972209), (6, 3314806), (11, 1808076), (12, 1657403), (22, 904038), (23, 864732), (33, 602692), (44, 452019), (46, 432366), (66, 301346), (69, 288244), (92, 216183), (132, 150673), (138, 144122), (253, 78612), (276, 72061), (506, 39306), (759, 26204), (1012, 19653), (1518, 13102), (3036, 6551)]