18592021

素因数分解:

$7^2\times {\mathrm{59}}^2\times {\mathrm{109}}^1$

素因数の和:241

約数の個数: 18

約数和(自身を含む): 22202070

約数和(自身を除く): 3610049

約数列:

[1, 7, 49, 59, 109, 413, 763, 2891, 3481, 5341, 6431, 24367, 45017, 170569, 315119, 379429, 2656003, 18592021]

約数ペア:

[(1, 18592021), (7, 2656003), (49, 379429), (59, 315119), (109, 170569), (413, 45017), (763, 24367), (2891, 6431), (3481, 5341)]