18667935

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{967}}^1$

素因数の和:1005

約数の個数: 64

約数和(自身を含む): 39029760

約数和(自身を除く): 20361825

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 33, 39, 45, 55, 65, 99, 117, 135, 143, 165, 195, 297, 351, 429, 495, 585, 715, 967, 1287, 1485, 1755, 2145, 2901, 3861, 4835, 6435, 8703, 10637, 12571, 14505, 19305, 26109, 31911, 37713, 43515, 53185, 62855, 95733, 113139, 130545, 138281, 159555, 188565, 287199, 339417, 414843, 478665, 565695, 691405, 1244529, 1435995, 1697085, 2074215, 3733587, 6222645, 18667935]

約数ペア:

[(1, 18667935), (3, 6222645), (5, 3733587), (9, 2074215), (11, 1697085), (13, 1435995), (15, 1244529), (27, 691405), (33, 565695), (39, 478665), (45, 414843), (55, 339417), (65, 287199), (99, 188565), (117, 159555), (135, 138281), (143, 130545), (165, 113139), (195, 95733), (297, 62855), (351, 53185), (429, 43515), (495, 37713), (585, 31911), (715, 26109), (967, 19305), (1287, 14505), (1485, 12571), (1755, 10637), (2145, 8703), (2901, 6435), (3861, 4835)]