20629504

素因数分解:

$2^{11}\times 7^1\times {\mathrm{1439}}^1$

素因数の和:1468

約数の個数: 48

約数和(自身を含む): 47174400

約数和(自身を除く): 26544896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1439, 1792, 2048, 2878, 3584, 5756, 7168, 10073, 11512, 14336, 20146, 23024, 40292, 46048, 80584, 92096, 161168, 184192, 322336, 368384, 644672, 736768, 1289344, 1473536, 2578688, 2947072, 5157376, 10314752, 20629504]

約数ペア:

[(1, 20629504), (2, 10314752), (4, 5157376), (7, 2947072), (8, 2578688), (14, 1473536), (16, 1289344), (28, 736768), (32, 644672), (56, 368384), (64, 322336), (112, 184192), (128, 161168), (224, 92096), (256, 80584), (448, 46048), (512, 40292), (896, 23024), (1024, 20146), (1439, 14336), (1792, 11512), (2048, 10073), (2878, 7168), (3584, 5756)]