20789248

素因数分解:

$2^{11}\times {\mathrm{10151}}^1$

素因数の和:10173

約数の個数: 24

約数和(自身を含む): 41572440

約数和(自身を除く): 20783192

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 10151, 20302, 40604, 81208, 162416, 324832, 649664, 1299328, 2598656, 5197312, 10394624, 20789248]

約数ペア:

[(1, 20789248), (2, 10394624), (4, 5197312), (8, 2598656), (16, 1299328), (32, 649664), (64, 324832), (128, 162416), (256, 81208), (512, 40604), (1024, 20302), (2048, 10151)]