20872674

素因数分解:

$2^1\times 3^3\times {\mathrm{83}}^1\times {\mathrm{4657}}^1$

素因数の和:4751

約数の個数: 32

約数和(自身を含む): 46952640

約数和(自身を除く): 26079966

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 83, 166, 249, 498, 747, 1494, 2241, 4482, 4657, 9314, 13971, 27942, 41913, 83826, 125739, 251478, 386531, 773062, 1159593, 2319186, 3478779, 6957558, 10436337, 20872674]

約数ペア:

[(1, 20872674), (2, 10436337), (3, 6957558), (6, 3478779), (9, 2319186), (18, 1159593), (27, 773062), (54, 386531), (83, 251478), (166, 125739), (249, 83826), (498, 41913), (747, 27942), (1494, 13971), (2241, 9314), (4482, 4657)]