18852405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:107

約数の個数: 96

約数和(自身を含む): 38610432

約数和(自身を除く): 19758027

約数列:

[1, 3, 5, 11, 13, 15, 17, 33, 39, 47, 51, 55, 65, 85, 121, 141, 143, 165, 187, 195, 221, 235, 255, 363, 429, 517, 561, 605, 611, 663, 705, 715, 799, 935, 1105, 1551, 1573, 1815, 1833, 2057, 2145, 2397, 2431, 2585, 2805, 3055, 3315, 3995, 4719, 5687, 6171, 6721, 7293, 7755, 7865, 8789, 9165, 10285, 10387, 11985, 12155, 17061, 20163, 23595, 26367, 26741, 28435, 30855, 31161, 33605, 36465, 43945, 51935, 73931, 80223, 85305, 96679, 100815, 114257, 131835, 133705, 155805, 221793, 290037, 342771, 369655, 401115, 483395, 571285, 1108965, 1256827, 1450185, 1713855, 3770481, 6284135, 18852405]

約数ペア:

[(1, 18852405), (3, 6284135), (5, 3770481), (11, 1713855), (13, 1450185), (15, 1256827), (17, 1108965), (33, 571285), (39, 483395), (47, 401115), (51, 369655), (55, 342771), (65, 290037), (85, 221793), (121, 155805), (141, 133705), (143, 131835), (165, 114257), (187, 100815), (195, 96679), (221, 85305), (235, 80223), (255, 73931), (363, 51935), (429, 43945), (517, 36465), (561, 33605), (605, 31161), (611, 30855), (663, 28435), (705, 26741), (715, 26367), (799, 23595), (935, 20163), (1105, 17061), (1551, 12155), (1573, 11985), (1815, 10387), (1833, 10285), (2057, 9165), (2145, 8789), (2397, 7865), (2431, 7755), (2585, 7293), (2805, 6721), (3055, 6171), (3315, 5687), (3995, 4719)]