20133883

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{191}}^1$

素因数の和:283

約数の個数: 24

約数和(自身を含む): 25933824

約数和(自身を除く): 5799941

約数列:

[1, 7, 11, 37, 77, 191, 259, 407, 1337, 1369, 2101, 2849, 7067, 9583, 14707, 15059, 49469, 77737, 105413, 261479, 544159, 1830353, 2876269, 20133883]

約数ペア:

[(1, 20133883), (7, 2876269), (11, 1830353), (37, 544159), (77, 261479), (191, 105413), (259, 77737), (407, 49469), (1337, 15059), (1369, 14707), (2101, 9583), (2849, 7067)]