17939810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{1129}}^1$

素因数の和:1370

約数の個数: 32

約数和(自身を含む): 37100160

約数和(自身を除く): 19160350

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 227, 454, 1129, 1135, 1589, 2258, 2270, 3178, 5645, 7903, 7945, 11290, 15806, 15890, 39515, 79030, 256283, 512566, 1281415, 1793981, 2562830, 3587962, 8969905, 17939810]

約数ペア:

[(1, 17939810), (2, 8969905), (5, 3587962), (7, 2562830), (10, 1793981), (14, 1281415), (35, 512566), (70, 256283), (227, 79030), (454, 39515), (1129, 15890), (1135, 15806), (1589, 11290), (2258, 7945), (2270, 7903), (3178, 5645)]