208996976

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{311}}^1\times {\mathrm{433}}^1$

素因数の和:849

約数の個数: 40

約数和(自身を含む): 411369504

約数和(自身を除く): 202372528

約数列:

[1, 2, 4, 8, 16, 97, 194, 311, 388, 433, 622, 776, 866, 1244, 1552, 1732, 2488, 3464, 4976, 6928, 30167, 42001, 60334, 84002, 120668, 134663, 168004, 241336, 269326, 336008, 482672, 538652, 672016, 1077304, 2154608, 13062311, 26124622, 52249244, 104498488, 208996976]

約数ペア:

[(1, 208996976), (2, 104498488), (4, 52249244), (8, 26124622), (16, 13062311), (97, 2154608), (194, 1077304), (311, 672016), (388, 538652), (433, 482672), (622, 336008), (776, 269326), (866, 241336), (1244, 168004), (1552, 134663), (1732, 120668), (2488, 84002), (3464, 60334), (4976, 42001), (6928, 30167)]