19894294

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{4721}}^1$

素因数の和:4780

約数の個数: 24

約数和(自身を含む): 35528328

約数和(自身を除く): 15634034

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 301, 602, 2107, 4214, 4721, 9442, 33047, 66094, 203003, 231329, 406006, 462658, 1421021, 2842042, 9947147, 19894294]

約数ペア:

[(1, 19894294), (2, 9947147), (7, 2842042), (14, 1421021), (43, 462658), (49, 406006), (86, 231329), (98, 203003), (301, 66094), (602, 33047), (2107, 9442), (4214, 4721)]