19455376

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{16657}}^1$

素因数の和:16738

約数の個数: 20

約数和(自身を含む): 38213452

約数和(自身を除く): 18758076

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 16657, 33314, 66628, 133256, 266512, 1215961, 2431922, 4863844, 9727688, 19455376]

約数ペア:

[(1, 19455376), (2, 9727688), (4, 4863844), (8, 2431922), (16, 1215961), (73, 266512), (146, 133256), (292, 66628), (584, 33314), (1168, 16657)]