20543488

素因数分解:

$2^{11}\times 7^1\times {\mathrm{1433}}^1$

素因数の和:1462

約数の個数: 48

約数和(自身を含む): 46977840

約数和(自身を除く): 26434352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1433, 1792, 2048, 2866, 3584, 5732, 7168, 10031, 11464, 14336, 20062, 22928, 40124, 45856, 80248, 91712, 160496, 183424, 320992, 366848, 641984, 733696, 1283968, 1467392, 2567936, 2934784, 5135872, 10271744, 20543488]

約数ペア:

[(1, 20543488), (2, 10271744), (4, 5135872), (7, 2934784), (8, 2567936), (14, 1467392), (16, 1283968), (28, 733696), (32, 641984), (56, 366848), (64, 320992), (112, 183424), (128, 160496), (224, 91712), (256, 80248), (448, 45856), (512, 40124), (896, 22928), (1024, 20062), (1433, 14336), (1792, 11464), (2048, 10031), (2866, 7168), (3584, 5732)]