19764952

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{60259}}^1$

素因数の和:60306

約数の個数: 16

約数和(自身を含む): 37963800

約数和(自身を除く): 18198848

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 60259, 120518, 241036, 482072, 2470619, 4941238, 9882476, 19764952]

約数ペア:

[(1, 19764952), (2, 9882476), (4, 4941238), (8, 2470619), (41, 482072), (82, 241036), (164, 120518), (328, 60259)]