18825314

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 31268160

約数和(自身を除く): 12442846

約数列:

[1, 2, 19, 38, 41, 43, 82, 86, 281, 562, 779, 817, 1558, 1634, 1763, 3526, 5339, 10678, 11521, 12083, 23042, 24166, 33497, 66994, 218899, 229577, 437798, 459154, 495403, 990806, 9412657, 18825314]

約数ペア:

[(1, 18825314), (2, 9412657), (19, 990806), (38, 495403), (41, 459154), (43, 437798), (82, 229577), (86, 218899), (281, 66994), (562, 33497), (779, 24166), (817, 23042), (1558, 12083), (1634, 11521), (1763, 10678), (3526, 5339)]