19095165

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 35521200

約数和(自身を除く): 16426035

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 109, 153, 229, 255, 327, 545, 687, 765, 981, 1145, 1635, 1853, 2061, 3435, 3893, 4905, 5559, 9265, 10305, 11679, 16677, 19465, 24961, 27795, 35037, 58395, 74883, 83385, 124805, 175185, 224649, 374415, 424337, 1123245, 1273011, 2121685, 3819033, 6365055, 19095165]

約数ペア:

[(1, 19095165), (3, 6365055), (5, 3819033), (9, 2121685), (15, 1273011), (17, 1123245), (45, 424337), (51, 374415), (85, 224649), (109, 175185), (153, 124805), (229, 83385), (255, 74883), (327, 58395), (545, 35037), (687, 27795), (765, 24961), (981, 19465), (1145, 16677), (1635, 11679), (1853, 10305), (2061, 9265), (3435, 5559), (3893, 4905)]