51671918

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1\times {\mathrm{419}}^1$

素因数の和:931

約数の個数: 16

約数和(自身を含む): 78336720

約数和(自身を除く): 26664802

約数列:

[1, 2, 197, 313, 394, 419, 626, 838, 61661, 82543, 123322, 131147, 165086, 262294, 25835959, 51671918]

約数ペア:

[(1, 51671918), (2, 25835959), (197, 262294), (313, 165086), (394, 131147), (419, 123322), (626, 82543), (838, 61661)]