20191542

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{4493}}^1$

素因数の和:4612

約数の個数: 32

約数和(自身を含む): 46593792

約数和(自身を除く): 26402250

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 107, 214, 321, 642, 749, 1498, 2247, 4493, 4494, 8986, 13479, 26958, 31451, 62902, 94353, 188706, 480751, 961502, 1442253, 2884506, 3365257, 6730514, 10095771, 20191542]

約数ペア:

[(1, 20191542), (2, 10095771), (3, 6730514), (6, 3365257), (7, 2884506), (14, 1442253), (21, 961502), (42, 480751), (107, 188706), (214, 94353), (321, 62902), (642, 31451), (749, 26958), (1498, 13479), (2247, 8986), (4493, 4494)]