20342404

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{1021}}^1$

素因数の和:1335

約数の個数: 24

約数和(自身を含む): 37858968

約数和(自身を除く): 17516564

約数列:

[1, 2, 4, 17, 34, 68, 293, 586, 1021, 1172, 2042, 4084, 4981, 9962, 17357, 19924, 34714, 69428, 299153, 598306, 1196612, 5085601, 10171202, 20342404]

約数ペア:

[(1, 20342404), (2, 10171202), (4, 5085601), (17, 1196612), (34, 598306), (68, 299153), (293, 69428), (586, 34714), (1021, 19924), (1172, 17357), (2042, 9962), (4084, 4981)]