20050684311

素因数分解:

$3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{1274759}}^1$

素因数の和:1274883

約数の個数: 24

約数和(自身を含む): 31389690240

約数和(自身を除く): 11339005929

約数列:

[1, 3, 7, 21, 49, 107, 147, 321, 749, 2247, 5243, 15729, 1274759, 3824277, 8923313, 26769939, 62463191, 136399213, 187389573, 409197639, 954794491, 2864383473, 6683561437, 20050684311]

約数ペア:

[(1, 20050684311), (3, 6683561437), (7, 2864383473), (21, 954794491), (49, 409197639), (107, 187389573), (147, 136399213), (321, 62463191), (749, 26769939), (2247, 8923313), (5243, 3824277), (15729, 1274759)]