19204892

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{16729}}^1$

素因数の和:16781

約数の個数: 24

約数和(自身を含む): 39348960

約数和(自身を除く): 20144068

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 16729, 33458, 66916, 117103, 234206, 468412, 685889, 1371778, 2743556, 4801223, 9602446, 19204892]

約数ペア:

[(1, 19204892), (2, 9602446), (4, 4801223), (7, 2743556), (14, 1371778), (28, 685889), (41, 468412), (82, 234206), (164, 117103), (287, 66916), (574, 33458), (1148, 16729)]