18804310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{761}}^1$

素因数の和:1128

約数の個数: 32

約数和(自身を含む): 38843712

約数和(自身を除く): 20039402

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 353, 706, 761, 1522, 1765, 2471, 3530, 3805, 4942, 5327, 7610, 10654, 12355, 24710, 26635, 53270, 268633, 537266, 1343165, 1880431, 2686330, 3760862, 9402155, 18804310]

約数ペア:

[(1, 18804310), (2, 9402155), (5, 3760862), (7, 2686330), (10, 1880431), (14, 1343165), (35, 537266), (70, 268633), (353, 53270), (706, 26635), (761, 24710), (1522, 12355), (1765, 10654), (2471, 7610), (3530, 5327), (3805, 4942)]