18754491

素因数分解:

$3^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{1327}}^1$

素因数の和:2010

約数の個数: 16

約数和(自身を含む): 28642304

約数和(自身を除く): 9887813

約数列:

[1, 3, 7, 21, 673, 1327, 2019, 3981, 4711, 9289, 14133, 27867, 893071, 2679213, 6251497, 18754491]

約数ペア:

[(1, 18754491), (3, 6251497), (7, 2679213), (21, 893071), (673, 27867), (1327, 14133), (2019, 9289), (3981, 4711)]