2105655278

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1\times {\mathrm{80191}}^1$

素因数の和:80903

約数の個数: 16

約数和(自身を含む): 3329571840

約数和(自身を除く): 1223916562

約数列:

[1, 2, 19, 38, 691, 1382, 13129, 26258, 80191, 160382, 1523629, 3047258, 55411981, 110823962, 1052827639, 2105655278]

約数ペア:

[(1, 2105655278), (2, 1052827639), (19, 110823962), (38, 55411981), (691, 3047258), (1382, 1523629), (13129, 160382), (26258, 80191)]