20267278

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{2957}}^1$

素因数の和:3131

約数の個数: 16

約数和(自身を含む): 31946400

約数和(自身を除く): 11679122

約数列:

[1, 2, 23, 46, 149, 298, 2957, 3427, 5914, 6854, 68011, 136022, 440593, 881186, 10133639, 20267278]

約数ペア:

[(1, 20267278), (2, 10133639), (23, 881186), (46, 440593), (149, 136022), (298, 68011), (2957, 6854), (3427, 5914)]