19425308

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{16921}}^1$

素因数の和:16973

約数の個数: 24

約数和(自身を含む): 39800544

約数和(自身を除く): 20375236

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 16921, 33842, 67684, 118447, 236894, 473788, 693761, 1387522, 2775044, 4856327, 9712654, 19425308]

約数ペア:

[(1, 19425308), (2, 9712654), (4, 4856327), (7, 2775044), (14, 1387522), (28, 693761), (41, 473788), (82, 236894), (164, 118447), (287, 67684), (574, 33842), (1148, 16921)]