19456108

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4999}}^1$

素因数の和:5149

約数の個数: 24

約数和(自身を含む): 39200000

約数和(自身を除く): 19743892

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 4999, 9998, 19996, 34993, 69986, 139972, 694861, 1389722, 2779444, 4864027, 9728054, 19456108]

約数ペア:

[(1, 19456108), (2, 9728054), (4, 4864027), (7, 2779444), (14, 1389722), (28, 694861), (139, 139972), (278, 69986), (556, 34993), (973, 19996), (1946, 9998), (3892, 4999)]