20090624

素因数分解:

$2^8\times {\mathrm{78479}}^1$

素因数の和:78495

約数の個数: 18

約数和(自身を含む): 40103280

約数和(自身を除く): 20012656

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 78479, 156958, 313916, 627832, 1255664, 2511328, 5022656, 10045312, 20090624]

約数ペア:

[(1, 20090624), (2, 10045312), (4, 5022656), (8, 2511328), (16, 1255664), (32, 627832), (64, 313916), (128, 156958), (256, 78479)]