18308712

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 47551680

約数和(自身を除く): 29242968

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 113, 129, 157, 172, 226, 258, 314, 339, 344, 452, 471, 516, 628, 678, 904, 942, 1032, 1256, 1356, 1884, 2712, 3768, 4859, 6751, 9718, 13502, 14577, 17741, 19436, 20253, 27004, 29154, 35482, 38872, 40506, 53223, 54008, 58308, 70964, 81012, 106446, 116616, 141928, 162024, 212892, 425784, 762863, 1525726, 2288589, 3051452, 4577178, 6102904, 9154356, 18308712]

約数ペア:

[(1, 18308712), (2, 9154356), (3, 6102904), (4, 4577178), (6, 3051452), (8, 2288589), (12, 1525726), (24, 762863), (43, 425784), (86, 212892), (113, 162024), (129, 141928), (157, 116616), (172, 106446), (226, 81012), (258, 70964), (314, 58308), (339, 54008), (344, 53223), (452, 40506), (471, 38872), (516, 35482), (628, 29154), (678, 27004), (904, 20253), (942, 19436), (1032, 17741), (1256, 14577), (1356, 13502), (1884, 9718), (2712, 6751), (3768, 4859)]