642667204

素因数分解:

$2^2\times {\mathrm{1951}}^1\times {\mathrm{82351}}^1$

素因数の和:84306

約数の個数: 12

約数和(自身を含む): 1125257728

約数和(自身を除く): 482590524

約数列:

[1, 2, 4, 1951, 3902, 7804, 82351, 164702, 329404, 160666801, 321333602, 642667204]

約数ペア:

[(1, 642667204), (2, 321333602), (4, 160666801), (1951, 329404), (3902, 164702), (7804, 82351)]