20013302705

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{49393}}^1$

素因数の和:49601

約数の個数: 32

約数和(自身を含む): 26886142080

約数和(自身を除く): 6872839375

約数列:

[1, 5, 11, 53, 55, 139, 265, 583, 695, 1529, 2915, 7367, 7645, 36835, 49393, 81037, 246965, 405185, 543323, 2617829, 2716615, 6865627, 13089145, 28796119, 34328135, 75521897, 143980595, 363878231, 377609485, 1819391155, 4002660541, 20013302705]

約数ペア:

[(1, 20013302705), (5, 4002660541), (11, 1819391155), (53, 377609485), (55, 363878231), (139, 143980595), (265, 75521897), (583, 34328135), (695, 28796119), (1529, 13089145), (2915, 6865627), (7367, 2716615), (7645, 2617829), (36835, 543323), (49393, 405185), (81037, 246965)]