18669952

素因数分解:

$2^7\times 7^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 43280640

約数和(自身を除く): 24610688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 67, 112, 128, 134, 224, 268, 311, 448, 469, 536, 622, 896, 938, 1072, 1244, 1876, 2144, 2177, 2488, 3752, 4288, 4354, 4976, 7504, 8576, 8708, 9952, 15008, 17416, 19904, 20837, 30016, 34832, 39808, 41674, 60032, 69664, 83348, 139328, 145859, 166696, 278656, 291718, 333392, 583436, 666784, 1166872, 1333568, 2333744, 2667136, 4667488, 9334976, 18669952]

約数ペア:

[(1, 18669952), (2, 9334976), (4, 4667488), (7, 2667136), (8, 2333744), (14, 1333568), (16, 1166872), (28, 666784), (32, 583436), (56, 333392), (64, 291718), (67, 278656), (112, 166696), (128, 145859), (134, 139328), (224, 83348), (268, 69664), (311, 60032), (448, 41674), (469, 39808), (536, 34832), (622, 30016), (896, 20837), (938, 19904), (1072, 17416), (1244, 15008), (1876, 9952), (2144, 8708), (2177, 8576), (2488, 7504), (3752, 4976), (4288, 4354)]