19297552

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1279}}^1$

素因数の和:1351

約数の個数: 40

約数和(自身を含む): 39997440

約数和(自身を除く): 20699888

約数列:

[1, 2, 4, 8, 16, 23, 41, 46, 82, 92, 164, 184, 328, 368, 656, 943, 1279, 1886, 2558, 3772, 5116, 7544, 10232, 15088, 20464, 29417, 52439, 58834, 104878, 117668, 209756, 235336, 419512, 470672, 839024, 1206097, 2412194, 4824388, 9648776, 19297552]

約数ペア:

[(1, 19297552), (2, 9648776), (4, 4824388), (8, 2412194), (16, 1206097), (23, 839024), (41, 470672), (46, 419512), (82, 235336), (92, 209756), (164, 117668), (184, 104878), (328, 58834), (368, 52439), (656, 29417), (943, 20464), (1279, 15088), (1886, 10232), (2558, 7544), (3772, 5116)]