19741270

素因数分解:

$2^1\times 5^1\times {\mathrm{877}}^1\times {\mathrm{2251}}^1$

素因数の和:3135

約数の個数: 16

約数和(自身を含む): 35590608

約数和(自身を除く): 15849338

約数列:

[1, 2, 5, 10, 877, 1754, 2251, 4385, 4502, 8770, 11255, 22510, 1974127, 3948254, 9870635, 19741270]

約数ペア:

[(1, 19741270), (2, 9870635), (5, 3948254), (10, 1974127), (877, 22510), (1754, 11255), (2251, 8770), (4385, 4502)]