18680455856

素因数分解:

$2^4\times {\mathrm{479}}^1\times {\mathrm{2437429}}^1$

素因数の和:2437916

約数の個数: 20

約数和(自身を含む): 36268958400

約数和(自身を除く): 17588502544

約数列:

[1, 2, 4, 8, 16, 479, 958, 1916, 3832, 7664, 2437429, 4874858, 9749716, 19499432, 38998864, 1167528491, 2335056982, 4670113964, 9340227928, 18680455856]

約数ペア:

[(1, 18680455856), (2, 9340227928), (4, 4670113964), (8, 2335056982), (16, 1167528491), (479, 38998864), (958, 19499432), (1916, 9749716), (3832, 4874858), (7664, 2437429)]