20773354

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1$

素因数の和:407

約数の個数: 48

約数和(自身を含む): 39533832

約数和(自身を除く): 18760478

約数列:

[1, 2, 7, 14, 17, 34, 37, 49, 74, 98, 119, 238, 259, 337, 518, 629, 674, 833, 1258, 1666, 1813, 2359, 3626, 4403, 4718, 5729, 8806, 11458, 12469, 16513, 24938, 30821, 33026, 40103, 61642, 80206, 87283, 174566, 211973, 280721, 423946, 561442, 610981, 1221962, 1483811, 2967622, 10386677, 20773354]

約数ペア:

[(1, 20773354), (2, 10386677), (7, 2967622), (14, 1483811), (17, 1221962), (34, 610981), (37, 561442), (49, 423946), (74, 280721), (98, 211973), (119, 174566), (238, 87283), (259, 80206), (337, 61642), (518, 40103), (629, 33026), (674, 30821), (833, 24938), (1258, 16513), (1666, 12469), (1813, 11458), (2359, 8806), (3626, 5729), (4403, 4718)]