20717081

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2381}}^1$

素因数の和:2512

約数の個数: 16

約数和(自身を含む): 26068608

約数和(自身を除く): 5351527

約数列:

[1, 7, 11, 77, 113, 791, 1243, 2381, 8701, 16667, 26191, 183337, 269053, 1883371, 2959583, 20717081]

約数ペア:

[(1, 20717081), (7, 2959583), (11, 1883371), (77, 269053), (113, 183337), (791, 26191), (1243, 16667), (2381, 8701)]