20344568769

素因数分解:

$3^3\times 7^2\times {\mathrm{3203}}^1\times {\mathrm{4801}}^1$

素因数の和:8027

約数の個数: 48

約数和(自身を含む): 35079186240

約数和(自身を除く): 14734617471

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 3203, 4801, 9609, 14403, 22421, 28827, 33607, 43209, 67263, 86481, 100821, 129627, 156947, 201789, 235249, 302463, 470841, 605367, 705747, 907389, 1412523, 2117241, 4237569, 6351723, 15377603, 46132809, 107643221, 138398427, 322929663, 415195281, 753502547, 968788989, 2260507641, 2906366967, 6781522923, 20344568769]

約数ペア:

[(1, 20344568769), (3, 6781522923), (7, 2906366967), (9, 2260507641), (21, 968788989), (27, 753502547), (49, 415195281), (63, 322929663), (147, 138398427), (189, 107643221), (441, 46132809), (1323, 15377603), (3203, 6351723), (4801, 4237569), (9609, 2117241), (14403, 1412523), (22421, 907389), (28827, 705747), (33607, 605367), (43209, 470841), (67263, 302463), (86481, 235249), (100821, 201789), (129627, 156947)]