19487907855

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{863}}^1\times {\mathrm{4289}}^1$

素因数の和:5182

約数の個数: 80

約数和(自身を含む): 37673475840

約数和(自身を除く): 18185567985

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 351, 405, 585, 863, 1053, 1755, 2589, 4289, 4315, 5265, 7767, 11219, 12867, 12945, 21445, 23301, 33657, 38601, 38835, 55757, 56095, 64335, 69903, 100971, 115803, 116505, 167271, 168285, 193005, 278785, 302913, 347409, 349515, 501813, 504855, 579015, 836355, 908739, 1505439, 1514565, 1737045, 2509065, 3701407, 4516317, 4543695, 7527195, 11104221, 18507035, 22581585, 33312663, 48118291, 55521105, 99937989, 144354873, 166563315, 240591455, 299813967, 433064619, 499689945, 721774365, 1299193857, 1499069835, 2165323095, 3897581571, 6495969285, 19487907855]

約数ペア:

[(1, 19487907855), (3, 6495969285), (5, 3897581571), (9, 2165323095), (13, 1499069835), (15, 1299193857), (27, 721774365), (39, 499689945), (45, 433064619), (65, 299813967), (81, 240591455), (117, 166563315), (135, 144354873), (195, 99937989), (351, 55521105), (405, 48118291), (585, 33312663), (863, 22581585), (1053, 18507035), (1755, 11104221), (2589, 7527195), (4289, 4543695), (4315, 4516317), (5265, 3701407), (7767, 2509065), (11219, 1737045), (12867, 1514565), (12945, 1505439), (21445, 908739), (23301, 836355), (33657, 579015), (38601, 504855), (38835, 501813), (55757, 349515), (56095, 347409), (64335, 302913), (69903, 278785), (100971, 193005), (115803, 168285), (116505, 167271)]