18554055

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 35199360

約数和(自身を除く): 16645305

約数列:

[1, 3, 5, 13, 15, 17, 29, 39, 51, 65, 85, 87, 145, 193, 195, 221, 255, 377, 435, 493, 579, 663, 965, 1105, 1131, 1479, 1885, 2465, 2509, 2895, 3281, 3315, 5597, 5655, 6409, 7395, 7527, 9843, 12545, 16405, 16791, 19227, 27985, 32045, 37635, 42653, 49215, 72761, 83955, 95149, 96135, 127959, 213265, 218283, 285447, 363805, 475745, 639795, 1091415, 1236937, 1427235, 3710811, 6184685, 18554055]

約数ペア:

[(1, 18554055), (3, 6184685), (5, 3710811), (13, 1427235), (15, 1236937), (17, 1091415), (29, 639795), (39, 475745), (51, 363805), (65, 285447), (85, 218283), (87, 213265), (145, 127959), (193, 96135), (195, 95149), (221, 83955), (255, 72761), (377, 49215), (435, 42653), (493, 37635), (579, 32045), (663, 27985), (965, 19227), (1105, 16791), (1131, 16405), (1479, 12545), (1885, 9843), (2465, 7527), (2509, 7395), (2895, 6409), (3281, 5655), (3315, 5597)]