18959612

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{14407}}^1$

素因数の和:14465

約数の個数: 24

約数和(自身を含む): 38728704

約数和(自身を除く): 19769092

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 14407, 28814, 57628, 100849, 201698, 403396, 677129, 1354258, 2708516, 4739903, 9479806, 18959612]

約数ペア:

[(1, 18959612), (2, 9479806), (4, 4739903), (7, 2708516), (14, 1354258), (28, 677129), (47, 403396), (94, 201698), (188, 100849), (329, 57628), (658, 28814), (1316, 14407)]