890403856

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{424811}}^1$

素因数の和:424950

約数の個数: 20

約数和(自身を含む): 1738330704

約数和(自身を除く): 847926848

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 424811, 849622, 1699244, 3398488, 6796976, 55650241, 111300482, 222600964, 445201928, 890403856]

約数ペア:

[(1, 890403856), (2, 445201928), (4, 222600964), (8, 111300482), (16, 55650241), (131, 6796976), (262, 3398488), (524, 1699244), (1048, 849622), (2096, 424811)]