18237636

素因数分解:

$2^2\times 3^5\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:695

約数の個数: 72

約数和(自身を含む): 49533120

約数和(自身を除く): 31295484

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 81, 87, 108, 116, 162, 174, 243, 261, 324, 348, 486, 522, 647, 783, 972, 1044, 1294, 1566, 1941, 2349, 2588, 3132, 3882, 4698, 5823, 7047, 7764, 9396, 11646, 14094, 17469, 18763, 23292, 28188, 34938, 37526, 52407, 56289, 69876, 75052, 104814, 112578, 157221, 168867, 209628, 225156, 314442, 337734, 506601, 628884, 675468, 1013202, 1519803, 2026404, 3039606, 4559409, 6079212, 9118818, 18237636]

約数ペア:

[(1, 18237636), (2, 9118818), (3, 6079212), (4, 4559409), (6, 3039606), (9, 2026404), (12, 1519803), (18, 1013202), (27, 675468), (29, 628884), (36, 506601), (54, 337734), (58, 314442), (81, 225156), (87, 209628), (108, 168867), (116, 157221), (162, 112578), (174, 104814), (243, 75052), (261, 69876), (324, 56289), (348, 52407), (486, 37526), (522, 34938), (647, 28188), (783, 23292), (972, 18763), (1044, 17469), (1294, 14094), (1566, 11646), (1941, 9396), (2349, 7764), (2588, 7047), (3132, 5823), (3882, 4698)]