20443216

素因数分解:

$2^4\times {\mathrm{883}}^1\times {\mathrm{1447}}^1$

素因数の和:2338

約数の個数: 20

約数和(自身を含む): 39680992

約数和(自身を除く): 19237776

約数列:

[1, 2, 4, 8, 16, 883, 1447, 1766, 2894, 3532, 5788, 7064, 11576, 14128, 23152, 1277701, 2555402, 5110804, 10221608, 20443216]

約数ペア:

[(1, 20443216), (2, 10221608), (4, 5110804), (8, 2555402), (16, 1277701), (883, 23152), (1447, 14128), (1766, 11576), (2894, 7064), (3532, 5788)]