19958302

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109661}}^1$

素因数の和:109683

約数の個数: 16

約数和(自身を含む): 36846432

約数和(自身を除く): 16888130

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 109661, 219322, 767627, 1425593, 1535254, 2851186, 9979151, 19958302]

約数ペア:

[(1, 19958302), (2, 9979151), (7, 2851186), (13, 1535254), (14, 1425593), (26, 767627), (91, 219322), (182, 109661)]