20049974

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{877}}^1$

素因数の和:980

約数の個数: 32

約数和(自身を含む): 36412416

約数和(自身を除く): 16362442

約数列:

[1, 2, 7, 14, 23, 46, 71, 142, 161, 322, 497, 877, 994, 1633, 1754, 3266, 6139, 11431, 12278, 20171, 22862, 40342, 62267, 124534, 141197, 282394, 435869, 871738, 1432141, 2864282, 10024987, 20049974]

約数ペア:

[(1, 20049974), (2, 10024987), (7, 2864282), (14, 1432141), (23, 871738), (46, 435869), (71, 282394), (142, 141197), (161, 124534), (322, 62267), (497, 40342), (877, 22862), (994, 20171), (1633, 12278), (1754, 11431), (3266, 6139)]