19743232

素因数分解:

$2^9\times {\mathrm{38561}}^1$

素因数の和:38579

約数の個数: 20

約数和(自身を含む): 39448926

約数和(自身を除く): 19705694

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 38561, 77122, 154244, 308488, 616976, 1233952, 2467904, 4935808, 9871616, 19743232]

約数ペア:

[(1, 19743232), (2, 9871616), (4, 4935808), (8, 2467904), (16, 1233952), (32, 616976), (64, 308488), (128, 154244), (256, 77122), (512, 38561)]