890743964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{159403}}^1$

素因数の和:159545

約数の個数: 24

約数和(自身を含む): 1713911808

約数和(自身を除く): 823167844

約数列:

[1, 2, 4, 11, 22, 44, 127, 254, 508, 1397, 2794, 5588, 159403, 318806, 637612, 1753433, 3506866, 7013732, 20244181, 40488362, 80976724, 222685991, 445371982, 890743964]

約数ペア:

[(1, 890743964), (2, 445371982), (4, 222685991), (11, 80976724), (22, 40488362), (44, 20244181), (127, 7013732), (254, 3506866), (508, 1753433), (1397, 637612), (2794, 318806), (5588, 159403)]