187920772

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{25999}}^1$

素因数の和:26155

約数の個数: 24

約数和(自身を含む): 356720000

約数和(自身を除く): 168799228

約数列:

[1, 2, 4, 13, 26, 52, 139, 278, 556, 1807, 3614, 7228, 25999, 51998, 103996, 337987, 675974, 1351948, 3613861, 7227722, 14455444, 46980193, 93960386, 187920772]

約数ペア:

[(1, 187920772), (2, 93960386), (4, 46980193), (13, 14455444), (26, 7227722), (52, 3613861), (139, 1351948), (278, 675974), (556, 337987), (1807, 103996), (3614, 51998), (7228, 25999)]