18749568

素因数分解:

$2^7\times 3^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 50281920

約数和(自身を除く): 31532352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 157, 192, 311, 314, 384, 471, 622, 628, 933, 942, 1244, 1256, 1866, 1884, 2488, 2512, 3732, 3768, 4976, 5024, 7464, 7536, 9952, 10048, 14928, 15072, 19904, 20096, 29856, 30144, 39808, 48827, 59712, 60288, 97654, 119424, 146481, 195308, 292962, 390616, 585924, 781232, 1171848, 1562464, 2343696, 3124928, 4687392, 6249856, 9374784, 18749568]

約数ペア:

[(1, 18749568), (2, 9374784), (3, 6249856), (4, 4687392), (6, 3124928), (8, 2343696), (12, 1562464), (16, 1171848), (24, 781232), (32, 585924), (48, 390616), (64, 292962), (96, 195308), (128, 146481), (157, 119424), (192, 97654), (311, 60288), (314, 59712), (384, 48827), (471, 39808), (622, 30144), (628, 29856), (933, 20096), (942, 19904), (1244, 15072), (1256, 14928), (1866, 10048), (1884, 9952), (2488, 7536), (2512, 7464), (3732, 5024), (3768, 4976)]