211367536

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{128257}}^1$

素因数の和:128368

約数の個数: 20

約数和(自身を含む): 413503792

約数和(自身を除く): 202136256

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 128257, 256514, 513028, 1026056, 2052112, 13210471, 26420942, 52841884, 105683768, 211367536]

約数ペア:

[(1, 211367536), (2, 105683768), (4, 52841884), (8, 26420942), (16, 13210471), (103, 2052112), (206, 1026056), (412, 513028), (824, 256514), (1648, 128257)]