66696208

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{40471}}^1$

素因数の和:40582

約数の個数: 20

約数和(自身を含む): 130481728

約数和(自身を除く): 63785520

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 40471, 80942, 161884, 323768, 647536, 4168513, 8337026, 16674052, 33348104, 66696208]

約数ペア:

[(1, 66696208), (2, 33348104), (4, 16674052), (8, 8337026), (16, 4168513), (103, 647536), (206, 323768), (412, 161884), (824, 80942), (1648, 40471)]