19477926

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:390

約数の個数: 72

約数和(自身を含む): 48246120

約数和(自身を除く): 28768194

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 169, 171, 234, 247, 337, 338, 342, 494, 507, 674, 741, 1011, 1014, 1482, 1521, 2022, 2223, 3033, 3042, 3211, 4381, 4446, 6066, 6403, 6422, 8762, 9633, 12806, 13143, 19209, 19266, 26286, 28899, 38418, 39429, 56953, 57627, 57798, 78858, 83239, 113906, 115254, 166478, 170859, 249717, 341718, 499434, 512577, 749151, 1025154, 1082107, 1498302, 2164214, 3246321, 6492642, 9738963, 19477926]

約数ペア:

[(1, 19477926), (2, 9738963), (3, 6492642), (6, 3246321), (9, 2164214), (13, 1498302), (18, 1082107), (19, 1025154), (26, 749151), (38, 512577), (39, 499434), (57, 341718), (78, 249717), (114, 170859), (117, 166478), (169, 115254), (171, 113906), (234, 83239), (247, 78858), (337, 57798), (338, 57627), (342, 56953), (494, 39429), (507, 38418), (674, 28899), (741, 26286), (1011, 19266), (1014, 19209), (1482, 13143), (1521, 12806), (2022, 9633), (2223, 8762), (3033, 6422), (3042, 6403), (3211, 6066), (4381, 4446)]