20016667

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 24016608

約数和(自身を除く): 3999941

約数列:

[1, 11, 17, 37, 121, 187, 263, 407, 629, 2057, 2893, 4471, 4477, 6919, 9731, 31823, 49181, 76109, 107041, 165427, 540991, 1177451, 1819697, 20016667]

約数ペア:

[(1, 20016667), (11, 1819697), (17, 1177451), (37, 540991), (121, 165427), (187, 107041), (263, 76109), (407, 49181), (629, 31823), (2057, 9731), (2893, 6919), (4471, 4477)]