19559338

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{947}}^1$

素因数の和:1421

約数の個数: 16

約数和(自身を含む): 30715200

約数和(自身を除く): 11155862

約数列:

[1, 2, 23, 46, 449, 898, 947, 1894, 10327, 20654, 21781, 43562, 425203, 850406, 9779669, 19559338]

約数ペア:

[(1, 19559338), (2, 9779669), (23, 850406), (46, 425203), (449, 43562), (898, 21781), (947, 20654), (1894, 10327)]