20915056

素因数分解:

$2^4\times {\mathrm{479}}^1\times {\mathrm{2729}}^1$

素因数の和:3216

約数の個数: 20

約数和(自身を含む): 40622400

約数和(自身を除く): 19707344

約数列:

[1, 2, 4, 8, 16, 479, 958, 1916, 2729, 3832, 5458, 7664, 10916, 21832, 43664, 1307191, 2614382, 5228764, 10457528, 20915056]

約数ペア:

[(1, 20915056), (2, 10457528), (4, 5228764), (8, 2614382), (16, 1307191), (479, 43664), (958, 21832), (1916, 10916), (2729, 7664), (3832, 5458)]