251011792

素因数分解:

$2^4\times {\mathrm{2909}}^1\times {\mathrm{5393}}^1$

素因数の和:8310

約数の個数: 20

約数和(自身を含む): 486592740

約数和(自身を除く): 235580948

約数列:

[1, 2, 4, 8, 16, 2909, 5393, 5818, 10786, 11636, 21572, 23272, 43144, 46544, 86288, 15688237, 31376474, 62752948, 125505896, 251011792]

約数ペア:

[(1, 251011792), (2, 125505896), (4, 62752948), (8, 31376474), (16, 15688237), (2909, 86288), (5393, 46544), (5818, 43144), (10786, 23272), (11636, 21572)]